
Data Series
Period | Period Average | End of Period |
Jun-2022 | 1554.46 | 1575.07 |
May-2022 | 1538.04 | 1572.93 |
Apr-2022 | 1600.33 | 1556.37 |
Mar-2022 | 1621.06 | 1630.96 |
Feb-2022 | 1634.26 | 1634.15 |
Jan-2022 | 1641.47 | 1617.66 |
Dec-2021 | 1635.98 | 1639.48 |
Nov-2021 | 1636.04 | 1642.16 |
Oct-2021 | 1632.38 | 1653.69 |
Sep-2021 | 1633.74 | 1613.16 |
Aug-2021 | 1648.53 | 1649.7 |
Jul-2021 | 1642.44 | 1665.75 |
Jun-2021 | 1660.56 | 1634.5 |
May-2021 | 1670.28 | 1674.63 |
Apr-2021 | 1635.55 | 1656.41 |
Mar-2021 | 1622.59 | 1600.32 |
Feb-2021 | 1679.46 | 1666.67 |
Jan-2021 | 1699.01 | 1694.01 |
Dec-2020 | 1695.06 | 1706.67 |
Nov-2020 | 1654.72 | 1668.33 |
Oct-2020 | 1651.86 | 1646.1 |
Sep-2020 | 1649.02 | 1632.02 |
Aug-2020 | 1657.67 | 1667.96 |
Jul-2020 | 1609.45 | 1646.64 |
Jun-2020 | 1584.44 | 1583.18 |
May-2020 | 1553.7 | 1567.37 |
Apr-2020 | 1552.48 | 1552.52 |
Mar-2020 | 1578.94 | 1563.63 |
Feb-2020 | 1544.81 | 1564.12 |
Jan-2020 | 1553.95 | 1553.96 |
Dec-2019 | 1532.41 | 1551.09 |
Nov-2019 | 1517.9 | 1507.95 |
Oct-2019 | 1514.21 | 1527.2 |
Sep-2019 | 1521.7 | 1514.77 |
Aug-2019 | 1537.25 | 1525.19 |
Jul-2019 | 1526.82 | 1522.88 |
Jun-2019 | 1525.66 | 1547.74 |
May-2019 | 1491.84 | 1499.55 |
Apr-2019 | 1499.07 | 1478.96 |
Mar-2019 | 1505.8 | 1513.1 |
Feb-2019 | 1505.91 | 1517.67 |
Jan-2019 | 1523.44 | 1517.97 |
Dec-2018 | 1518.71 | 1529.68 |
Nov-2018 | 1505.61 | 1513.55 |
Oct-2018 | 1517.41 | 1499.7 |
Sep-2018 | 1557.36 | 1542.52 |
Aug-2018 | 1524.67 | 1557.33 |
Jul-2018 | 1515.44 | 1525.66 |
Jun-2018 | 1523.94 | 1518.28 |
May-2018 | 1511.65 | 1528.44 |
Apr-2018 | 1555.44 | 1523.03 |
Mar-2018 | 1591.45 | 1576.06 |
Feb-2018 | 1613.09 | 1598.28 |
Jan-2018 | 1568.63 | 1615.93 |
Dec-2017 | 1526.38 | 1545.04 |
Nov-2017 | 1518.6 | 1531.39 |
Oct-2017 | 1535.62 | 1510.22 |
Sep-2017 | 1564.89 | 1552.52 |
Aug-2017 | 1562.35 | 1562.01 |
Jul-2017 | 1568.13 | 1553.16 |
Jun-2017 | 1556.58 | 1572.77 |
May-2017 | 1527.83 | 1552.36 |
Apr-2017 | 1506.51 | 1518.13 |
Mar-2017 | 1504.36 | 1507.2 |
Feb-2017 | 1504.75 | 1500.75 |
Jan-2017 | 1495.52 | 1518.43 |
Dec-2016 | 1479.26 | 1485.81 |
Nov-2016 | 1514.92 | 1485.81 |
Oct-2016 | 1527.59 | 1524.58 |
Sep-2016 | 1548.1 | 1556.37 |
Aug-2016 | 1553.62 | 1531.7 |
Jul-2016 | 1534.42 | 1542.2 |
Jun-2016 | 1554.12 | 1544.89 |
May-2016 | 1541.45 | 1522.57 |
Apr-2016 | 1562.89 | 1558.95 |
Mar-2016 | 1532.55 | 1566.56 |
Feb-2016 | 1516.17 | 1504.64 |
Jan-2016 | 1497.42 | 1478.67 |
Dec-2015 | 1512.7 | 1520.88 |
Nov-2015 | 1494.95 | 1462.31 |
Oct-2015 | 1555.54 | 1527.05 |
Sep-2015 | 1551.1 | 1548.7 |
Aug-2015 | 1557.2 | 1562.99 |
Jul-2015 | 1580.89 | 1565.58 |
Jun-2015 | 1617.32 | 1621.84 |
May-2015 | 1620.94 | 1596.76 |
Apr-2015 | 1569.71 | 1610.58 |
Mar-2015 | 1537.61 | 1549.81 |
Feb-2015 | 1610.2 | 1587.34 |
Jan-2015 | 1615.79 | 1626.92 |
Dec-2014 | 1546.37 | 1524.27 |
Nov-2014 | 1562.94 | 1561.04 |
Oct-2014 | 1582.45 | 1570.97 |
Sep-2014 | 1611.34 | 1573.26 |
Aug-2014 | 1656.11 | 1648.26 |
Jul-2014 | 1682.64 | 1658.23 |
Jun-2014 | 1682.57 | 1693.06 |
May-2014 | 1696.41 | 1680.6 |
Apr-2014 | 1708.43 | 1708.99 |
Mar-2014 | 1711.32 | 1705.9 |
Feb-2014 | 1685.4 | 1708.02 |
Jan-2014 | 1666.39 | 1667.96 |
Dec-2013 | 1686.29 | 1690.97 |
Nov-2013 | 1651.83 | 1665.19 |
Oct-2013 | 1671.43 | 1666.3 |
Sep-2013 | 1631.07 | 1665.19 |
Aug-2013 | 1626.13 | 1621.14 |
Jul-2013 | 1595.2 | 1623.59 |
Jun-2013 | 1613.53 | 1594.23 |
May-2013 | 1572.6 | 1581.68 |
Apr-2013 | 1609.26 | 1610.92 |
Mar-2013 | 1592.82 | 1582.84 |
Feb-2013 | 1638.08 | 1619.92 |
Jan-2013 | 1630.9 | 1654.23 |
Dec-2012 | 1635.15 | 1645.38 |
Nov-2012 | 1605.43 | 1627.09 |
Oct-2012 | 1616.6 | 1622.71 |
Sep-2012 | 1603.14 | 1613.33 |
Aug-2012 | 1557.22 | 1575.4 |
Jul-2012 | 1543.78 | 1540.78 |
Jun-2012 | 1573.03 | 1578.2 |
May-2012 | 1606.62 | 1557.01 |
Apr-2012 | 1651.39 | 1658.42 |
Mar-2012 | 1650.11 | 1668.88 |
Feb-2012 | 1652.4 | 1680.98 |
Jan-2012 | 1605.3 | 1649.16 |
Dec-2011 | 1616.96 | 1602.87 |
Nov-2011 | 1659.1 | 1634.86 |
Oct-2011 | 1681.45 | 1732.36 |
Sep-2011 | 1724.54 | 1673.88 |
Aug-2011 | 1940.45 | 1848.79 |
Jul-2011 | 1829 | 1881.32 |
Jun-2011 | 1793.94 | 1807.12 |
May-2011 | 1725.47 | 1768.12 |
Apr-2011 | 1677.66 | 1736.95 |
Mar-2011 | 1639.92 | 1648.62 |
Feb-2011 | 1591.47 | 1624.11 |
Jan-2011 | 1577.25 | 1598.79 |
Dec-2010 | 1555.26 | 1604.41 |
Nov-2010 | 1534.88 | 1510.67 |
Oct-2010 | 1557.9 | 1525.66 |
Sep-2010 | 1506.82 | 1549.49 |
Aug-2010 | 1449.69 | 1476.35 |
Jul-2010 | 1430.26 | 1449.94 |
Jun-2010 | 1336.87 | 1394.8 |
May-2010 | 1337.62 | 1303.05 |
Apr-2010 | 1410.46 | 1399.2 |
Mar-2010 | 1413.03 | 1422.17 |
Feb-2010 | 1406.36 | 1390.17 |
Jan-2010 | 1457.75 | 1434.21 |
Dec-2009 | 1467.69 | 1451.33 |
Nov-2009 | 1488.64 | 1503.74 |
Oct-2009 | 1475.94 | 1481.57 |
Sep-2009 | 1448.4 | 1465.01 |
Aug-2009 | 1410.95 | 1419.36 |
Jul-2009 | 1396.73 | 1385.32 |
Jun-2009 | 1395.66 | 1395.7 |
May-2009 | 1359.14 | 1394.41 |
Apr-2009 | 1315.37 | 1327.14 |
Mar-2009 | 1306.41 | 1323.88 |
Feb-2009 | 1293.49 | 1285.28 |
Jan-2009 | 1337.46 | 1305.19 |
Dec-2008 | 1325.59 | 1428.1 |
Nov-2008 | 1267.87 | 1252.91 |
Oct-2008 | 1319.23 | 1312.12 |
Sep-2008 | 1357.83 | 1364.25 |
Aug-2008 | 1393.36 | 1374.45 |
Jul-2008 | 1467.81 | 1439 |
Jun-2008 | 1452.49 | 1481.43 |
May-2008 | 1443.87 | 1434.89 |
Apr-2008 | 1492.55 | 1451.61 |
Mar-2008 | 1491.23 | 1517.36 |
Feb-2008 | 1382.4 | 1437.22 |
Jan-2008 | 1370.31 | 1396.22 |
Dec-2007 | 1324.87 | 1330.77 |
Nov-2007 | 1340.83 | 1345.5 |
Oct-2007 | 1283.67 | 1299.34 |
Sep-2007 | 1271.42 | 1287.8 |
Aug-2007 | 1253.89 | 1250.41 |
Jul-2007 | 1247.81 | 1250.52 |
Jun-2007 | 1222.76 | 1224.81 |
May-2007 | 1233.63 | 1229.11 |
Apr-2007 | 1244.16 | 1247.31 |
Mar-2007 | 1237.45 | 1235.15 |
Feb-2007 | 1215.67 | 1233.13 |
Jan-2007 | 1213.54 | 1202.73 |
Dec-2006 | 1247.4 | 1233.43 |
Nov-2006 | 1219.06 | 1248.86 |
Oct-2006 | 1196.66 | 1204.94 |
Sep-2006 | 1212.25 | 1203.79 |
Aug-2006 | 1225.26 | 1230.51 |
Jul-2006 | 1218.81 | 1215.92 |
Jun-2006 | 1223.33 | 1222.83 |
May-2006 | 1237.33 | 1245.46 |
Apr-2006 | 1174.69 | 1203.02 |
Mar-2006 | 1154.77 | 1155.79 |
Feb-2006 | 1155.54 | 1143.6 |
Jan-2006 | 1178.24 | 1171.88 |
Dec-2005 | 1155.02 | 1145.87 |
Nov-2005 | 1148.39 | 1146.3 |
Oct-2005 | 1170.1 | 1174.07 |
Sep-2005 | 1192.61 | 1165.44 |
Aug-2005 | 1193.55 | 1187.1 |
Jul-2005 | 1165 | 1168.15 |
Jun-2005 | 1191.53 | 1173.15 |
May-2005 | 1236.79 | 1208.22 |
Apr-2005 | 1259.21 | 1264.79 |
Mar-2005 | 1285.35 | 1261.4 |
Feb-2005 | 1268.12 | 1289.45 |
Jan-2005 | 1281.29 | 1269.37 |
Dec-2004 | 1315.02 | 1326.91 |
Nov-2004 | 1288.22 | 1325.62 |
Oct-2004 | 1220.96 | 1258.77 |
Sep-2004 | 1192.99 | 1196.9 |
Aug-2004 | 1193.42 | 1184.21 |
Jul-2004 | 1210.95 | 1179.76 |
Jun-2004 | 1204.01 | 1202.54 |
May-2004 | 1175.69 | 1202.44 |
Apr-2004 | 1162.46 | 1160.87 |
Mar-2004 | 1180.2 | 1181.7 |
Feb-2004 | 1211.34 | 1182.72 |
Jan-2004 | 1213.85 | 1194.44 |
Dec-2003 | 1189.98 | 1208.03 |
Nov-2003 | 1128.15 | 1165.98 |
Oct-2003 | 1138.92 | 1132.1 |
Sep-2003 | 1093.75 | 1145.52 |
Aug-2003 | 1089.28 | 1069.91 |
Jul-2003 | 1107.94 | 1101.33 |
Jun-2003 | 1141.61 | 1110.17 |
May-2003 | 1152.96 | 1165.89 |
Apr-2003 | 1091.98 | 1108.37 |
Mar-2003 | 1107.63 | 1113.04 |
Feb-2003 | 1107.66 | 1107.8 |
Jan-2003 | 1095.54 | 1111.73 |
Dec-2002 | 1048.3 | 1081.34 |
Nov-2002 | 1029.15 | 1014.74 |
Oct-2002 | 1009.49 | 1015.9 |
Sep-2002 | 1009.13 | 1016.18 |
Aug-2002 | 1006.55 | 1011.07 |
Jul-2002 | 1022.8 | 1013.51 |
Jun-2002 | 978.53 | 1015.43 |
May-2002 | 949.44 | 965.67 |
Apr-2002 | 911 | 929.35 |
Mar-2002 | 898.63 | 895.56 |
Feb-2002 | 887.44 | 884.22 |
Jan-2002 | 903.3 | 881.63 |
Dec-2001 | 910.41 | 897.96 |
Nov-2001 | 912.22 | 907.48 |
Oct-2001 | 922.91 | 928.32 |
Sep-2001 | 921.42 | 934.77 |
Aug-2001 | 896.09 | 911.54 |
Jul-2001 | 856.89 | 874.32 |
Jun-2001 | 845.02 | 839.93 |
May-2001 | 860.24 | 840.54 |
Apr-2001 | 879.47 | 870.03 |
Mar-2001 | 890.92 | 870.23 |
Feb-2001 | 904.48 | 904.16 |
Jan-2001 | 925.67 | 916.92 |
Dec-2000 | 890.12 | 921.62 |
Nov-2000 | 848.68 | 868.83 |
Oct-2000 | 852.2 | 833.7 |
Sep-2000 | 857.87 | 870.18 |
Aug-2000 | 879.07 | 869.13 |
Jul-2000 | 914.01 | 900.27 |
Jun-2000 | 915.37 | 927.24 |
May-2000 | 877.75 | 892.91 |
Apr-2000 | 908.67 | 881.53 |
Mar-2000 | 906.31 | 906.71 |
Feb-2000 | 923.48 | 913.69 |
Jan-2000 | 949.65 | 918.65 |
Dec-1999 | 952.98 | 946.74 |
Nov-1999 | 970.67 | 946.51 |
Oct-1999 | 1012.74 | 985.62 |
Sep-1999 | 988.79 | 1006.54 |
Aug-1999 | 999.43 | 994.53 |
Jul-1999 | 973.77 | 1010.52 |
Jun-1999 | 981.24 | 971.4 |
May-1999 | 999.83 | 989.44 |
Apr-1999 | 1006.29 | 992.17 |
Mar-1999 | 1029.63 | 1014.12 |
Feb-1999 | 1057.27 | 1045.48 |
Jan-1999 | 1090.41 | 1066.18 |
Dec-1998 | 1110.65 | 1103.87 |
Nov-1998 | 1089.83 | 1073.21 |
Oct-1998 | 1129.66 | 1120.31 |
Sep-1998 | 1077.24 | 1087.72 |
Aug-1998 | 1012.38 | 1037.46 |
Jul-1998 | 1001.41 | 1013.05 |
Jun-1998 | 1016.47 | 995.37 |
May-1998 | 1027.77 | 1023.25 |
Apr-1998 | 1011.14 | 1014.38 |
Mar-1998 | 1022.91 | 1000.1 |
Feb-1998 | 1041.45 | 1038.23 |
Jan-1998 | 1034.1 | 1041.3 |
Dec-1997 | 1063.08 | 1049.85 |
Nov-1997 | 1086.87 | 1072 |
Oct-1997 | 1055.11 | 1086.35 |
Sep-1997 | 1041.95 | 1053.56 |
Aug-1997 | 1014.87 | 1035.19 |
Jul-1997 | 1039.47 | 1016.53 |
Jun-1997 | 1068.75 | 1058.32 |
May-1997 | 1081.19 | 1091.58 |
Apr-1997 | 1057.97 | 1052.08 |
Mar-1997 | 1055.33 | 1059.39 |
Feb-1997 | 1065.46 | 1048.54 |
Jan-1997 | 1115.21 | 1089.61 |
Dec-1996 | 1169.85 | 1148.52 |
Nov-1996 | 1219.78 | 1196.03 |
Oct-1996 | 1237.81 | 1238.16 |
Sep-1996 | 1267.01 | 1241.04 |
Aug-1996 | 1300.67 | 1302.64 |
Jul-1996 | 1271.29 | 1318.05 |
Jun-1996 | 1251.7 | 1254.09 |
May-1996 | 1257.24 | 1249.8 |
Apr-1996 | 1299.94 | 1277.8 |
Mar-1996 | 1324.53 | 1330.34 |
Feb-1996 | 1327.91 | 1340.08 |
Jan-1996 | 1351.47 | 1309.34 |
Dec-1995 | 1373.62 | 1387.83 |
Nov-1995 | 1400.83 | 1373.36 |
Oct-1995 | 1403.03 | 1408.94 |
Sep-1995 | 1355.49 | 1413.96 |
Aug-1995 | 1351.24 | 1325.69 |
Jul-1995 | 1400 | 1407.73 |
Jun-1995 | 1400.89 | 1406.44 |
May-1995 | 1392.56 | 1417.91 |
Apr-1995 | 1438.4 | 1438.97 |
Mar-1995 | 1405.56 | 1433.14 |
Feb-1995 | 1292.27 | 1319.65 |
Jan-1995 | 1277.55 | 1296.25 |
Dec-1994 | 1240.94 | 1255.81 |
Nov-1994 | 1282.06 | 1245.58 |
Oct-1994 | 1314.88 | 1316.69 |
Sep-1994 | 1291.09 | 1294.99 |
Aug-1994 | 1268.58 | 1251.4 |
Jul-1994 | 1266.69 | 1240.93 |
Jun-1994 | 1225.95 | 1249.54 |
May-1994 | 1193.26 | 1205.35 |
Apr-1994 | 1175.24 | 1182.58 |
Mar-1994 | 1187.02 | 1201.77 |
Feb-1994 | 1167.81 | 1185.68 |
Jan-1994 | 1160.93 | 1165.54 |
Dec-1993 | 1170.39 | 1166.72 |
Nov-1993 | 1147.12 | 1150.34 |
Oct-1993 | 1195.81 | 1162.43 |
Sep-1993 | 1214.78 | 1216.73 |
Aug-1993 | 1151.49 | 1173.57 |
Jul-1993 | 1141.52 | 1131.87 |
Jun-1993 | 1174.64 | 1148.49 |
May-1993 | 1197.15 | 1211.21 |
Apr-1993 | 1195.4 | 1220.9 |
Mar-1993 | 1148.53 | 1164.44 |
Feb-1993 | 1172.02 | 1145.3 |
Jan-1993 | 1237.2 | 1247.69 |
Dec-1992 | 1303.2 | 1257.01 |
Nov-1992 | 1338.46 | 1295.54 |
Oct-1992 | 1718.9 | 1436.93 |
Sep-1992 | 1980.05 | 1963.01 |
Aug-1992 | 1830.62 | 1902.11 |
Jul-1992 | 1394.64 | 1642.64 |
Jun-1992 | 1213.43 | 1238.92 |
May-1992 | 1089.67 | 1151.08 |
Apr-1992 | 952.75 | 1048.97 |
Mar-1992 | 779.42 | 853.79 |
Feb-1992 | 637.46 | 718.36 |
Jan-1992 | 628.08 | 612.63 |
Dec-1991 | 633.75 | 651.11 |
Nov-1991 | 613.3 | 610.68 |
Oct-1991 | 599.49 | 599.88 |
Sep-1991 | 601.2 | 615.25 |
Aug-1991 | 587.07 | 586.92 |
Jul-1991 | 579.5 | 585.84 |
Jun-1991 | 595.01 | 579.99 |
May-1991 | 633.74 | 623.72 |
Apr-1991 | 651.2 | 636.18 |
Mar-1991 | 710.8 | 642.82 |
Feb-1991 | 854.93 | 807.93 |
Jan-1991 | 766 | 877.96 |
Dec-1990 | 617.48 | 649.44 |
Nov-1990 | 562.78 | 545.04 |
Oct-1990 | 679.05 | 532 |
Sep-1990 | 826.64 | 716.38 |
Aug-1990 | 580.25 | 765.38 |
Jul-1990 | 475.64 | 491.04 |
Jun-1990 | 466.08 | 469.26 |
May-1990 | 447.9 | 442.22 |
Apr-1990 | 392.67 | 415.09 |
Mar-1990 | 369.23 | 378.15 |
Feb-1990 | 371.93 | 373.82 |
Jan-1990 | 359.16 | 368.12 |
Dec-1989 | 302.63 | 326.23 |
Nov-1989 | 263.82 | 280.6 |
Oct-1989 | 278.18 | 267.07 |
Sep-1989 | 299.5 | 289.86 |
Aug-1989 | 322.73 | 320.07 |
Jul-1989 | 314.17 | 318.39 |
Jun-1989 | 296.35 | 304.99 |
May-1989 | 291.59 | 293.73 |
Apr-1989 | 315.82 | 308.19 |
Mar-1989 | 298.29 | 300.55 |
Feb-1989 | 324.49 | 296.89 |
Jan-1989 | 340.74 | 328.28 |
Dec-1988 | 347.31 | 352.07 |
Nov-1988 | 349.57 | 344.4 |
Oct-1988 | 297.98 | 325.44 |
Sep-1988 | 254.43 | 260.92 |
Aug-1988 | 229.8 | 272.67 |
Jul-1988 | 229.72 | 224.25 |
Jun-1988 | 243.94 | 234.08 |
May-1988 | 262.1 | 252.03 |
Apr-1988 | 267.34 | 263.61 |
Mar-1988 | 264.23 | 265.62 |
Feb-1988 | 273.83 | 266.47 |
Jan-1988 | 346.99 | 315.6 |
Dec-1987 | 358.17 | 351.13 |
Nov-1987 | 360.9 | 387.19 |
Oct-1987 | 260.75 | 347.1 |
Sep-1987 | 181.6 | 189.61 |
Aug-1987 | 148.55 | 180.72 |
Jul-1987 | 109.41 | 118.14 |
Jun-1987 | 89.22 | 93.64 |
May-1987 | 81.6 | 81.09 |
Apr-1987 | 77.88 | 80.73 |
Mar-1987 | 69.23 | 74.88 |
Feb-1987 | 65.07 | 56.78 |
Jan-1987 | 54.55 | 57.46 |
Dec-1986 | 41.84 | 53.37 |
Nov-1986 | 35.32 | 40.41 |
Oct-1986 | 28.69 | 29.97 |
Sep-1986 | 26.33 | 27.37 |
Aug-1986 | 25.94 | 24.73 |
Jul-1986 | 24.61 | 27.01 |
Jun-1986 | 22.02 | 23.35 |
May-1986 | 15.32 | 16.74 |
Apr-1986 | 12.66 | 14.11 |
Mar-1986 | 10.33 | 11.55 |
Feb-1986 | 10.38 | 11.07 |
Jan-1986 | 9.8 | 11.98 |
Dec-1985 | 8.6 | 8.73 |
Nov-1985 | 8.24 | 8.26 |
Oct-1985 | 8.31 | 7.82 |
Sep-1985 | 7.93 | 8.44 |
Aug-1985 | 7.58 | 8.05 |
Jul-1985 | 6.53 | 6.95 |
Jun-1985 | 6.1 | 6.16 |
May-1985 | 6.3 | 6.1 |
Apr-1985 | 6.73 | 6.67 |
Mar-1985 | 6.33 | 6.83 |
Feb-1985 | 5.07 | 5.66 |
Jan-1985 | 3.21 | 3.7 |
Dec-1984 | 3.38 | 3.43 |
Nov-1984 | 3.1 | 3.09 |
Oct-1984 | 3.11 | 3.05 |
Sep-1984 | 2.79 | 2.87 |
Aug-1984 | 2.59 | 2.73 |
Jul-1984 | 2.47 | 2.45 |
Jun-1984 | 2.65 | 2.57 |
May-1984 | 2.56 | 2.6 |
Apr-1984 | 2.57 | 2.56 |
Mar-1984 | 2.58 | 2.52 |
Feb-1984 | 2.75 | 2.7 |
Jan-1984 | 2.54 | 2.6 |
Dec-1983 | 2.47 | 2.52 |
Nov-1983 | 2.42 | 2.43 |
Oct-1983 | 2.42 | 2.39 |
Sep-1983 | 2.26 | 2.27 |
Aug-1983 | 2.18 | 2.21 |
Jul-1983 | 2.06 | 2.15 |
Jun-1983 | 2.02 | 2.01 |
May-1983 | 2.03 | 2.04 |
Apr-1983 | 2.02 | 2.02 |
Mar-1983 | 2.02 | 2 |
Feb-1983 | 1.98 | 1.98 |
Jan-1983 | 1.95 | 1.98 |
Dec-1982 | 1.91 | 1.91 |
Nov-1982 | 1.88 | 1.89 |
Oct-1982 | 1.97 | 1.92 |
Sep-1982 | 2.21 | 1.94 |
Aug-1982 | 2.42 | 2.22 |
Jul-1982 | 2.47 | 2.48 |
Jun-1982 | 2.47 | 2.45 |
May-1982 | 2.55 | 2.5 |
Apr-1982 | 2.53 | 2.53 |
Mar-1982 | 2.57 | 2.55 |
Feb-1982 | 2.57 | 2.57 |
Jan-1982 | 2.55 | 2.57 |
Dec-1981 | 2.56 | 2.56 |
Nov-1981 | 2.59 | 2.6 |
Oct-1981 | 2.45 | 2.55 |
Sep-1981 | 2.28 | 2.34 |
Aug-1981 | 2.15 | 2.2 |
Jul-1981 | 2.1 | 2.09 |
Jun-1981 | 2.08 | 2.12 |
May-1981 | 2.04 | 2.04 |
Apr-1981 | 2.04 | 2.01 |
Mar-1981 | 2.08 | 2.07 |
Feb-1981 | 2.01 | 2.04 |
Jan-1981 | 2.06 | 2.01 |
Dec-1980 | 2.07 | 2.07 |
Nov-1980 | 2.07 | 2.08 |
Oct-1980 | 2.1 | 2.04 |
Sep-1980 | 2.1 | 2.09 |
Aug-1980 | 2.07 | 2.08 |
Jul-1980 | 2.12 | 2.07 |
Jun-1980 | 2.09 | 2.11 |
May-1980 | 2.05 | 2.05 |
Apr-1980 | 1.95 | 2.04 |
Mar-1980 | 1.93 | 1.87 |
Feb-1980 | 2.02 | 1.98 |
Jan-1980 | 2.06 | 2.02 |
Dec-1979 | 2.11 | 2.04 |
Nov-1979 | 2.07 | 2.1 |
Oct-1979 | 2.04 | 1.99 |
Sep-1979 | 2.03 | 2.11 |
Aug-1979 | 1.96 | 1.96 |
Jul-1979 | 1.97 | 1.95 |
Jun-1979 | 1.92 | 1.96 |
May-1979 | 1.88 | 1.92 |
Apr-1979 | 1.85 | 1.86 |
Mar-1979 | 1.87 | 1.87 |
Feb-1979 | 1.88 | 1.89 |
Jan-1979 | 1.83 | 1.85 |
Dec-1978 | 1.81 | 1.86 |
Nov-1978 | 1.79 | 1.76 |
Oct-1978 | 1.94 | 1.99 |
Sep-1978 | 1.88 | 1.91 |
Aug-1978 | 1.76 | 1.79 |
Jul-1978 | 1.63 | 1.66 |
Jun-1978 | 1.54 | 1.57 |
May-1978 | 1.49 | 1.51 |
Apr-1978 | 1.55 | 1.51 |
Mar-1978 | 1.55 | 1.56 |
Feb-1978 | 1.55 | 1.57 |
Jan-1978 | 1.5 | 1.5 |
Dec-1977 | 1.47 | 1.51 |
Nov-1977 | 1.4 | 1.42 |
Oct-1977 | 1.36 | 1.38 |
Sep-1977 | 1.31 | 1.32 |
Aug-1977 | 1.3 | 1.31 |
Jul-1977 | 1.29 | 1.3 |
Jun-1977 | 1.23 | 1.25 |
May-1977 | 1.21 | 1.23 |
Apr-1977 | 1.2 | 1.21 |
Mar-1977 | 1.19 | 1.2 |
Feb-1977 | 1.21 | 1.19 |
Jan-1977 | 1.2 | 1.2 |
Dec-1976 | 1.18 | 1.19 |
Nov-1976 | 1.12 | 1.13 |
Oct-1976 | 1.27 | 1.22 |
Sep-1976 | 1.35 | 1.35 |
Aug-1976 | 1.32 | 1.34 |
Jul-1976 | 1.3 | 1.34 |
Jun-1976 | 1.21 | 1.25 |
May-1976 | 1.12 | 1.17 |
Apr-1976 | 1.04 | 1.08 |
Mar-1976 | 0.96 | 1.04 |
Feb-1976 | 0.96 | 0.95 |
Jan-1976 | 0.95 | 0.94 |
Dec-1975 | 0.93 | 0.93 |
Nov-1975 | 0.91 | 0.9 |
Oct-1975 | 0.91 | 0.9 |
Sep-1975 | 0.84 | 0.85 |
Aug-1975 | 0.85 | 0.84 |
Jul-1975 | 0.87 | 0.84 |
Jun-1975 | 0.89 | 0.89 |
May-1975 | 0.89 | 0.89 |
Apr-1975 | 0.88 | 0.88 |
Mar-1975 | 0.91 | 0.88 |
Feb-1975 | 0.92 | 0.94 |
Jan-1975 | 0.91 | 0.92 |
Dec-1974 | 0.89 | 0.92 |
Nov-1974 | 0.86 | 0.85 |
Oct-1974 | 0.77 | 0.8 |
Sep-1974 | 0.75 | 0.76 |
Aug-1974 | 0.76 | 0.75 |
Jul-1974 | 0.77 | 0.77 |
Jun-1974 | 0.77 | 0.76 |
May-1974 | 0.8 | 0.78 |
Apr-1974 | 0.76 | 0.8 |
Mar-1974 | 0.78 | 0.78 |
Feb-1974 | 0.76 | 0.77 |
Jan-1974 | 0.74 | 0.75 |
Dec-1973 | 0.79 | 0.77 |
Nov-1973 | 0.81 | 0.8 |
Oct-1973 | 0.83 | 0.82 |
Sep-1973 | 0.84 | 0.84 |
Aug-1973 | 0.85 | 0.83 |
Jul-1973 | 0.84 | 0.86 |
Jun-1973 | 0.82 | 0.83 |
May-1973 | 0.81 | 0.81 |
Apr-1973 | 0.83 | 0.81 |
Mar-1973 | 0.84 | 0.83 |
Feb-1973 | 0.84 | 0.86 |
Jan-1973 | 0.81 | 0.83 |
Dec-1972 | 0.8 | 0.8 |
Nov-1972 | 0.79 | 0.8 |
Oct-1972 | 0.79 | 0.8 |
Sep-1972 | 0.79 | 0.79 |
Aug-1972 | 0.79 | 0.79 |
Jul-1972 | 0.8 | 0.79 |
Jun-1972 | 0.8 | 0.81 |
May-1972 | 0.79 | 0.79 |
Apr-1972 | 0.8 | 0.8 |
Mar-1972 | 0.81 | 0.8 |
Feb-1972 | 0.81 | 0.81 |
Jan-1972 | 0.81 | 0.81 |
Dec-1971 | 0.8 | 0.81 |
Nov-1971 | 0.8 | 0.8 |
Oct-1971 | 0.8 | 0.8 |
Sep-1971 | 0.8 | 0.8 |
Aug-1971 | 0.81 | 0.81 |
Jul-1971 | 0.8 | 0.8 |
Jun-1971 | 0.8 | 0.8 |
May-1971 | 0.79 | 0.8 |
Apr-1971 | 0.76 | 0.76 |
Mar-1971 | 0.76 | 0.76 |
Feb-1971 | 0.76 | 0.76 |
Jan-1971 | 0.76 | 0.76 |
Dec-1970 | 0.75 | 0.75 |
Nov-1970 | 0.75 | 0.75 |
Oct-1970 | 0.75 | 0.75 |
Sep-1970 | 0.76 | 0.76 |
Aug-1970 | 0.76 | 0.76 |
Jul-1970 | 0.76 | 0.76 |
Jun-1970 | 0.76 | 0.76 |
May-1970 | 0.76 | 0.76 |
Apr-1970 | 0.76 | 0.76 |
Mar-1970 | 0.77 | 0.77 |
Feb-1970 | 0.77 | 0.76 |
Jan-1970 | 0.76 | 0.76 |
Dec-1969 | 0.74 | 0.75 |
Nov-1969 | 0.74 | 0.75 |
Oct-1969 | 0.74 | 0.75 |
Sep-1969 | 0.75 | 0.76 |
Aug-1969 | 0.74 | 0.76 |
Jul-1969 | 0.74 | 0.75 |
Jun-1969 | 0.75 | 0.75 |
May-1969 | 0.76 | 0.77 |
Apr-1969 | 0.75 | 0.77 |
Mar-1969 | 0.75 | 0.76 |
Feb-1969 | 0.74 | 0.76 |
Jan-1969 | 0.73 | 0.74 |
Dec-1968 | 0.73 | 0.74 |
Nov-1968 | 0.72 | 0.74 |
Oct-1968 | 0.72 | 0.74 |
Sep-1968 | 0.72 | 0.74 |
Aug-1968 | 0.72 | 0.74 |
Jul-1968 | 0.72 | 0.74 |
Jun-1968 | 0.72 | 0.74 |
May-1968 | 0.72 | 0.74 |
Apr-1968 | 0.72 | 0.73 |
Mar-1968 | 0.72 | 0.73 |
Feb-1968 | 0.72 | 0.72 |
Jan-1968 | 0.72 | 0.72 |
Dec-1967 | 0.72 | 0.72 |
Nov-1967 | 0.73 | 0.74 |
Oct-1967 | 0.74 | 0.74 |
Sep-1967 | 0.74 | 0.75 |
Aug-1967 | 0.74 | 0.74 |
Jul-1967 | 0.74 | 0.75 |
Jun-1967 | 0.74 | 0.75 |
May-1967 | 0.73 | 0.75 |
Apr-1967 | 0.73 | 0.74 |
Mar-1967 | 0.73 | 0.74 |
Feb-1967 | 0.73 | 0.74 |
Jan-1967 | 0.73 | 0.73 |
Dec-1966 | 0.73 | 0.73 |
Nov-1966 | 0.72 | 0.73 |
Oct-1966 | 0.72 | 0.73 |
Sep-1966 | 0.73 | 0.73 |
Aug-1966 | 0.72 | 0.73 |
Jul-1966 | 0.71 | 0.73 |
Jun-1966 | 0.71 | 0.72 |
May-1966 | 0.71 | 0.72 |
Apr-1966 | 0.71 | 0.72 |
Mar-1966 | 0.71 | 0.71 |
Feb-1966 | 0.71 | 0.71 |
Jan-1966 | 0.71 | 0.71 |
Dec-1965 | 0.7 | 0.71 |
Nov-1965 | 0.7 | 0.71 |
Oct-1965 | 0.7 | 0.71 |
Sep-1965 | 0.7 | 0.71 |
Aug-1965 | 0.7 | 0.71 |
Jul-1965 | 0.7 | 0.71 |
Jun-1965 | 0.7 | 0.71 |
May-1965 | 0.71 | 0.71 |
Apr-1965 | 0.71 | 0.71 |
Mar-1965 | 0.7 | 0.71 |
Feb-1965 | 0.7 | 0.71 |
Jan-1965 | 0.7 | 0.71 |
Dec-1964 | 0.7 | 0.71 |
Nov-1964 | 0.7 | 0.71 |
Oct-1964 | 0.7 | 0.71 |
Sep-1964 | 0.7 | 0.71 |
Aug-1964 | 0.7 | 0.71 |
Jul-1964 | 0.7 | 0.71 |
Jun-1964 | 0.7 | 0.71 |
May-1964 | 0.7 | 0.71 |
Apr-1964 | 0.7 | 0.71 |
Mar-1964 | 0.71 | 0.71 |
Feb-1964 | 0.71 | 0.72 |
Jan-1964 | 0.71 | 0.72 |