Data Series

PeriodPeriod AverageEnd of Period
Aug-20181524.671557.33
Jul-20181515.441525.66
Jun-20181523.941518.28
May-20181511.651528.44
Apr-20181555.441523.03
Mar-20181591.451576.06
Feb-20181613.091598.28
Jan-20181568.631615.93
Dec-20171526.381545.04
Nov-20171518.61531.39
Oct-20171535.621510.22
Sep-20171564.891552.52
Aug-20171562.351562.01
Jul-20171568.131553.16
Jun-20171556.581572.77
May-20171527.831552.36
Apr-20171506.511518.13
Mar-20171504.361507.2
Feb-20171504.751500.75
Jan-20171495.521518.43
Dec-20161479.261485.81
Nov-20161514.921485.81
Oct-20161527.591524.58
Sep-20161548.11556.37
Aug-20161553.621531.7
Jul-20161534.421542.2
Jun-20161554.121544.89
May-20161541.451522.57
Apr-20161562.891558.95
Mar-20161532.551566.56
Feb-20161516.171504.64
Jan-20161497.421478.67
Dec-20151512.71520.88
Nov-20151494.951462.31
Oct-20151555.541527.05
Sep-20151551.11548.7
Aug-20151557.21562.99
Jul-20151580.891565.58
Jun-20151617.321621.84
May-20151620.941596.76
Apr-20151569.711610.58
Mar-20151537.611549.81
Feb-20151610.21587.34
Jan-20151615.791626.92
Dec-20141546.371524.27
Nov-20141562.941561.04
Oct-20141582.451570.97
Sep-20141611.341573.26
Aug-20141656.111648.26
Jul-20141682.641658.23
Jun-20141682.571693.06
May-20141696.411680.6
Apr-20141708.431708.99
Mar-20141711.321705.9
Feb-20141685.41708.02
Jan-20141666.391667.96
Dec-20131686.291690.97
Nov-20131651.831665.19
Oct-20131671.431666.3
Sep-20131631.071665.19
Aug-20131626.131621.14
Jul-20131595.21623.59
Jun-20131613.531594.23
May-20131572.61581.68
Apr-20131609.261610.92
Mar-20131592.821582.84
Feb-20131638.081619.92
Jan-20131630.91654.23
Dec-20121635.151645.38
Nov-20121605.431627.09
Oct-20121616.61622.71
Sep-20121603.141613.33
Aug-20121557.221575.4
Jul-20121543.781540.78
Jun-20121573.031578.2
May-20121606.621557.01
Apr-20121651.391658.42
Mar-20121650.111668.88
Feb-20121652.41680.98
Jan-20121605.31649.16
Dec-20111616.961602.87
Nov-20111659.11634.86
Oct-20111681.451732.36
Sep-20111724.541673.88
Aug-20111940.451848.79
Jul-201118291881.32
Jun-20111793.941807.12
May-20111725.471768.12
Apr-20111677.661736.95
Mar-20111639.921648.62
Feb-20111591.471624.11
Jan-20111577.251598.79
Dec-20101555.261604.41
Nov-20101534.881510.67
Oct-20101557.91525.66
Sep-20101506.821549.49
Aug-20101449.691476.35
Jul-20101430.261449.94
Jun-20101336.871394.8
May-20101337.621303.05
Apr-20101410.461399.2
Mar-20101413.031422.17
Feb-20101406.361390.17
Jan-20101457.751434.21
Dec-20091467.691451.33
Nov-20091488.641503.74
Oct-20091475.941481.57
Sep-20091448.41465.01
Aug-20091410.951419.36
Jul-20091396.731385.32
Jun-20091395.661395.7
May-20091359.141394.41
Apr-20091315.371327.14
Mar-20091306.411323.88
Feb-20091293.491285.28
Jan-20091337.461305.19
Dec-20081325.591428.1
Nov-20081267.871252.91
Oct-20081319.231312.12
Sep-20081357.831364.25
Aug-20081393.361374.45
Jul-20081467.811439
Jun-20081452.491481.43
May-20081443.871434.89
Apr-20081492.551451.61
Mar-20081491.231517.36
Feb-20081382.41437.22
Jan-20081370.311396.22
Dec-20071324.871330.77
Nov-20071340.831345.5
Oct-20071283.671299.34
Sep-20071271.421287.8
Aug-20071253.891250.41
Jul-20071247.811250.52
Jun-20071222.761224.81
May-20071233.631229.11
Apr-20071244.161247.31
Mar-20071237.451235.15
Feb-20071215.671233.13
Jan-20071213.541202.73
Dec-20061247.41233.43
Nov-20061219.061248.86
Oct-20061196.661204.94
Sep-20061212.251203.79
Aug-20061225.261230.51
Jul-20061218.811215.92
Jun-20061223.331222.83
May-20061237.331245.46
Apr-20061174.691203.02
Mar-20061154.771155.79
Feb-20061155.541143.6
Jan-20061178.241171.88
Dec-20051155.021145.87
Nov-20051148.391146.3
Oct-20051170.11174.07
Sep-20051192.611165.44
Aug-20051193.551187.1
Jul-200511651168.15
Jun-20051191.531173.15
May-20051236.791208.22
Apr-20051259.211264.79
Mar-20051285.351261.4
Feb-20051268.121289.45
Jan-20051281.291269.37
Dec-20041315.021326.91
Nov-20041288.221325.62
Oct-20041220.961258.77
Sep-20041192.991196.9
Aug-20041193.421184.21
Jul-20041210.951179.76
Jun-20041204.011202.54
May-20041175.691202.44
Apr-20041162.461160.87
Mar-20041180.21181.7
Feb-20041211.341182.72
Jan-20041213.851194.44
Dec-20031189.981208.03
Nov-20031128.151165.98
Oct-20031138.921132.1
Sep-20031093.751145.52
Aug-20031089.281069.91
Jul-20031107.941101.33
Jun-20031141.611110.17
May-20031152.961165.89
Apr-20031091.981108.37
Mar-20031107.631113.04
Feb-20031107.661107.8
Jan-20031095.541111.73
Dec-20021048.31081.34
Nov-20021029.151014.74
Oct-20021009.491015.9
Sep-20021009.131016.18
Aug-20021006.551011.07
Jul-20021022.81013.51
Jun-2002978.531015.43
May-2002949.44965.67
Apr-2002911929.35
Mar-2002898.63895.56
Feb-2002887.44884.22
Jan-2002903.3881.63
Dec-2001910.41897.96
Nov-2001912.22907.48
Oct-2001922.91928.32
Sep-2001921.42934.77
Aug-2001896.09911.54
Jul-2001856.89874.32
Jun-2001845.02839.93
May-2001860.24840.54
Apr-2001879.47870.03
Mar-2001890.92870.23
Feb-2001904.48904.16
Jan-2001925.67916.92
Dec-2000890.12921.62
Nov-2000848.68868.83
Oct-2000852.2833.7
Sep-2000857.87870.18
Aug-2000879.07869.13
Jul-2000914.01900.27
Jun-2000915.37927.24
May-2000877.75892.91
Apr-2000908.67881.53
Mar-2000906.31906.71
Feb-2000923.48913.69
Jan-2000949.65918.65
Dec-1999952.98946.74
Nov-1999970.67946.51
Oct-19991012.74985.62
Sep-1999988.791006.54
Aug-1999999.43994.53
Jul-1999973.771010.52
Jun-1999981.24971.4
May-1999999.83989.44
Apr-19991006.29992.17
Mar-19991029.631014.12
Feb-19991057.271045.48
Jan-19991090.411066.18
Dec-19981110.651103.87
Nov-19981089.831073.21
Oct-19981129.661120.31
Sep-19981077.241087.72
Aug-19981012.381037.46
Jul-19981001.411013.05
Jun-19981016.47995.37
May-19981027.771023.25
Apr-19981011.141014.38
Mar-19981022.911000.1
Feb-19981041.451038.23
Jan-19981034.11041.3
Dec-19971063.081049.85
Nov-19971086.871072
Oct-19971055.111086.35
Sep-19971041.951053.56
Aug-19971014.871035.19
Jul-19971039.471016.53
Jun-19971068.751058.32
May-19971081.191091.58
Apr-19971057.971052.08
Mar-19971055.331059.39
Feb-19971065.461048.54
Jan-19971115.211089.61
Dec-19961169.851148.52
Nov-19961219.781196.03
Oct-19961237.811238.16
Sep-19961267.011241.04
Aug-19961300.671302.64
Jul-19961271.291318.05
Jun-19961251.71254.09
May-19961257.241249.8
Apr-19961299.941277.8
Mar-19961324.531330.34
Feb-19961327.911340.08
Jan-19961351.471309.34
Dec-19951373.621387.83
Nov-19951400.831373.36
Oct-19951403.031408.94
Sep-19951355.491413.96
Aug-19951351.241325.69
Jul-199514001407.73
Jun-19951400.891406.44
May-19951392.561417.91
Apr-19951438.41438.97
Mar-19951405.561433.14
Feb-19951292.271319.65
Jan-19951277.551296.25
Dec-19941240.941255.81
Nov-19941282.061245.58
Oct-19941314.881316.69
Sep-19941291.091294.99
Aug-19941268.581251.4
Jul-19941266.691240.93
Jun-19941225.951249.54
May-19941193.261205.35
Apr-19941175.241182.58
Mar-19941187.021201.77
Feb-19941167.811185.68
Jan-19941160.931165.54
Dec-19931170.391166.72
Nov-19931147.121150.34
Oct-19931195.811162.43
Sep-19931214.781216.73
Aug-19931151.491173.57
Jul-19931141.521131.87
Jun-19931174.641148.49
May-19931197.151211.21
Apr-19931195.41220.9
Mar-19931148.531164.44
Feb-19931172.021145.3
Jan-19931237.21247.69
Dec-19921303.21257.01
Nov-19921338.461295.54
Oct-19921718.91436.93
Sep-19921980.051963.01
Aug-19921830.621902.11
Jul-19921394.641642.64
Jun-19921213.431238.92
May-19921089.671151.08
Apr-1992952.751048.97
Mar-1992779.42853.79
Feb-1992637.46718.36
Jan-1992628.08612.63
Dec-1991633.75651.11
Nov-1991613.3610.68
Oct-1991599.49599.88
Sep-1991601.2615.25
Aug-1991587.07586.92
Jul-1991579.5585.84
Jun-1991595.01579.99
May-1991633.74623.72
Apr-1991651.2636.18
Mar-1991710.8642.82
Feb-1991854.93807.93
Jan-1991766877.96
Dec-1990617.48649.44
Nov-1990562.78545.04
Oct-1990679.05532
Sep-1990826.64716.38
Aug-1990580.25765.38
Jul-1990475.64491.04
Jun-1990466.08469.26
May-1990447.9442.22
Apr-1990392.67415.09
Mar-1990369.23378.15
Feb-1990371.93373.82
Jan-1990359.16368.12
Dec-1989302.63326.23
Nov-1989263.82280.6
Oct-1989278.18267.07
Sep-1989299.5289.86
Aug-1989322.73320.07
Jul-1989314.17318.39
Jun-1989296.35304.99
May-1989291.59293.73
Apr-1989315.82308.19
Mar-1989298.29300.55
Feb-1989324.49296.89
Jan-1989340.74328.28
Dec-1988347.31352.07
Nov-1988349.57344.4
Oct-1988297.98325.44
Sep-1988254.43260.92
Aug-1988229.8272.67
Jul-1988229.72224.25
Jun-1988243.94234.08
May-1988262.1252.03
Apr-1988267.34263.61
Mar-1988264.23265.62
Feb-1988273.83266.47
Jan-1988346.99315.6
Dec-1987358.17351.13
Nov-1987360.9387.19
Oct-1987260.75347.1
Sep-1987181.6189.61
Aug-1987148.55180.72
Jul-1987109.41118.14
Jun-198789.2293.64
May-198781.681.09
Apr-198777.8880.73
Mar-198769.2374.88
Feb-198765.0756.78
Jan-198754.5557.46
Dec-198641.8453.37
Nov-198635.3240.41
Oct-198628.6929.97
Sep-198626.3327.37
Aug-198625.9424.73
Jul-198624.6127.01
Jun-198622.0223.35
May-198615.3216.74
Apr-198612.6614.11
Mar-198610.3311.55
Feb-198610.3811.07
Jan-19869.811.98
Dec-19858.68.73
Nov-19858.248.26
Oct-19858.317.82
Sep-19857.938.44
Aug-19857.588.05
Jul-19856.536.95
Jun-19856.16.16
May-19856.36.1
Apr-19856.736.67
Mar-19856.336.83
Feb-19855.075.66
Jan-19853.213.7
Dec-19843.383.43
Nov-19843.13.09
Oct-19843.113.05
Sep-19842.792.87
Aug-19842.592.73
Jul-19842.472.45
Jun-19842.652.57
May-19842.562.6
Apr-19842.572.56
Mar-19842.582.52
Feb-19842.752.7
Jan-19842.542.6
Dec-19832.472.52
Nov-19832.422.43
Oct-19832.422.39
Sep-19832.262.27
Aug-19832.182.21
Jul-19832.062.15
Jun-19832.022.01
May-19832.032.04
Apr-19832.022.02
Mar-19832.022
Feb-19831.981.98
Jan-19831.951.98
Dec-19821.911.91
Nov-19821.881.89
Oct-19821.971.92
Sep-19822.211.94
Aug-19822.422.22
Jul-19822.472.48
Jun-19822.472.45
May-19822.552.5
Apr-19822.532.53
Mar-19822.572.55
Feb-19822.572.57
Jan-19822.552.57
Dec-19812.562.56
Nov-19812.592.6
Oct-19812.452.55
Sep-19812.282.34
Aug-19812.152.2
Jul-19812.12.09
Jun-19812.082.12
May-19812.042.04
Apr-19812.042.01
Mar-19812.082.07
Feb-19812.012.04
Jan-19812.062.01
Dec-19802.072.07
Nov-19802.072.08
Oct-19802.12.04
Sep-19802.12.09
Aug-19802.072.08
Jul-19802.122.07
Jun-19802.092.11
May-19802.052.05
Apr-19801.952.04
Mar-19801.931.87
Feb-19802.021.98
Jan-19802.062.02
Dec-19792.112.04
Nov-19792.072.1
Oct-19792.041.99
Sep-19792.032.11
Aug-19791.961.96
Jul-19791.971.95
Jun-19791.921.96
May-19791.881.92
Apr-19791.851.86
Mar-19791.871.87
Feb-19791.881.89
Jan-19791.831.85
Dec-19781.811.86
Nov-19781.791.76
Oct-19781.941.99
Sep-19781.881.91
Aug-19781.761.79
Jul-19781.631.66
Jun-19781.541.57
May-19781.491.51
Apr-19781.551.51
Mar-19781.551.56
Feb-19781.551.57
Jan-19781.51.5
Dec-19771.471.51
Nov-19771.41.42
Oct-19771.361.38
Sep-19771.311.32
Aug-19771.31.31
Jul-19771.291.3
Jun-19771.231.25
May-19771.211.23
Apr-19771.21.21
Mar-19771.191.2
Feb-19771.211.19
Jan-19771.21.2
Dec-19761.181.19
Nov-19761.121.13
Oct-19761.271.22
Sep-19761.351.35
Aug-19761.321.34
Jul-19761.31.34
Jun-19761.211.25
May-19761.121.17
Apr-19761.041.08
Mar-19760.961.04
Feb-19760.960.95
Jan-19760.950.94
Dec-19750.930.93
Nov-19750.910.9
Oct-19750.910.9
Sep-19750.840.85
Aug-19750.850.84
Jul-19750.870.84
Jun-19750.890.89
May-19750.890.89
Apr-19750.880.88
Mar-19750.910.88
Feb-19750.920.94
Jan-19750.910.92
Dec-19740.890.92
Nov-19740.860.85
Oct-19740.770.8
Sep-19740.750.76
Aug-19740.760.75
Jul-19740.770.77
Jun-19740.770.76
May-19740.80.78
Apr-19740.760.8
Mar-19740.780.78
Feb-19740.760.77
Jan-19740.740.75
Dec-19730.790.77
Nov-19730.810.8
Oct-19730.830.82
Sep-19730.840.84
Aug-19730.850.83
Jul-19730.840.86
Jun-19730.820.83
May-19730.810.81
Apr-19730.830.81
Mar-19730.840.83
Feb-19730.840.86
Jan-19730.810.83
Dec-19720.80.8
Nov-19720.790.8
Oct-19720.790.8
Sep-19720.790.79
Aug-19720.790.79
Jul-19720.80.79
Jun-19720.80.81
May-19720.790.79
Apr-19720.80.8
Mar-19720.810.8
Feb-19720.810.81
Jan-19720.810.81
Dec-19710.80.81
Nov-19710.80.8
Oct-19710.80.8
Sep-19710.80.8
Aug-19710.810.81
Jul-19710.80.8
Jun-19710.80.8
May-19710.790.8
Apr-19710.760.76
Mar-19710.760.76
Feb-19710.760.76
Jan-19710.760.76
Dec-19700.750.75
Nov-19700.750.75
Oct-19700.750.75
Sep-19700.760.76
Aug-19700.760.76
Jul-19700.760.76
Jun-19700.760.76
May-19700.760.76
Apr-19700.760.76
Mar-19700.770.77
Feb-19700.770.76
Jan-19700.760.76
Dec-19690.740.75
Nov-19690.740.75
Oct-19690.740.75
Sep-19690.750.76
Aug-19690.740.76
Jul-19690.740.75
Jun-19690.750.75
May-19690.760.77
Apr-19690.750.77
Mar-19690.750.76
Feb-19690.740.76
Jan-19690.730.74
Dec-19680.730.74
Nov-19680.720.74
Oct-19680.720.74
Sep-19680.720.74
Aug-19680.720.74
Jul-19680.720.74
Jun-19680.720.74
May-19680.720.74
Apr-19680.720.73
Mar-19680.720.73
Feb-19680.720.72
Jan-19680.720.72
Dec-19670.720.72
Nov-19670.730.74
Oct-19670.740.74
Sep-19670.740.75
Aug-19670.740.74
Jul-19670.740.75
Jun-19670.740.75
May-19670.730.75
Apr-19670.730.74
Mar-19670.730.74
Feb-19670.730.74
Jan-19670.730.73
Dec-19660.730.73
Nov-19660.720.73
Oct-19660.720.73
Sep-19660.730.73
Aug-19660.720.73
Jul-19660.710.73
Jun-19660.710.72
May-19660.710.72
Apr-19660.710.72
Mar-19660.710.71
Feb-19660.710.71
Jan-19660.710.71
Dec-19650.70.71
Nov-19650.70.71
Oct-19650.70.71
Sep-19650.70.71
Aug-19650.70.71
Jul-19650.70.71
Jun-19650.70.71
May-19650.710.71
Apr-19650.710.71
Mar-19650.70.71
Feb-19650.70.71
Jan-19650.70.71
Dec-19640.70.71
Nov-19640.70.71
Oct-19640.70.71
Sep-19640.70.71
Aug-19640.70.71
Jul-19640.70.71
Jun-19640.70.71
May-19640.70.71
Apr-19640.70.71
Mar-19640.710.71
Feb-19640.710.72
Jan-19640.710.72