Data Series

PeriodPeriod AverageEnd of Period
Aug-2018259229.55
Jul-2018315.91307.84
Jun-2018324.9330.4
May-2018339.8334.78
Apr-2018370.45372.64
Mar-2018387.57377.72
Feb-2018398.61396.4
Jan-2018399.53401.81
Dec-2017392.03399.92
Nov-2017388.14380.76
Oct-2017410.08397.86
Sep-2017433.43424.03
Aug-2017429.7435.3
Jul-2017422.86427.6
Jun-2017408.28427.87
May-2017422.51426.88
Apr-2017412.97423.85
Mar-2017411.02414.32
Feb-2017411.3417.17
Jan-2017400.01398.7
Dec-2016430.97427.66
Nov-2016459.6440.29
Oct-2016489.98486.32
Sep-2016508.03501.65
Aug-2016508.93509.76
Jul-2016508.39499.88
Jun-2016517.11523.02
May-2016511.52510.38
Apr-2016531.39535.33
Mar-2016521.73533.76
Feb-2016512.49508.65
Jan-2016500.58508.48
Dec-2015516.4518.42
Nov-2015524.26518.5
Oct-2015515.45516.92
Sep-2015500.5497.23
Aug-2015528.32516.5
Jul-2015557.81540.5
Jun-2015557.61561.64
May-2015569.9565.35
Apr-2015565.67566.86
Mar-2015581.19576.35
Feb-2015612.69600.05
Jan-2015645.39623.97
Dec-2014657.7651.19
Nov-2014674.3681.51
Oct-2014668.89685.69
Sep-2014682.02660.6
Aug-2014697.31698.53
Jul-2014710.67706.19
Jun-2014711.35709.78
May-2014720.39720.12
Apr-2014708.73712.09
Mar-2014680.57701.49
Feb-2014681.52680.43
Jan-2014677.17664.24
Dec-2013731.52706.16
Nov-2013744.79746.1
Oct-2013758.33757.54
Sep-2013746.65739.51
Aug-2013766.63739.73
Jul-2013780.24780.36
Jun-2013794.26783.52
May-2013823.13799.52
Apr-2013838.78838.48
Mar-2013833.22831.13
Feb-2013848.1838.66
Jan-2013850.96854.79
Dec-2012843.2841.14
Nov-2012840.92844.02
Oct-2012836.03840.25
Sep-2012835.91840.77
Aug-2012839.08828.98
Jul-2012831.66839.37
Jun-2012826.92830.44
May-2012833.81816.06
Apr-2012844.27859.07
Mar-2012842.33845.25
Feb-2012857.5864.19
Jan-2012820.53852.03
Dec-2011805.6786.18
Nov-2011831.31815.66
Oct-2011824.73860.3
Sep-2011838.22811.71
Aug-2011859.75864.94
Jul-2011910.02895.99
Jun-2011939.9927.41
May-2011956.38945.67
Apr-2011989.77989.69
Mar-2011953.26975.1
Feb-2011947.92942.78
Jan-2011963.31938.08
Dec-2010990.5967.71
Nov-20101046.541001.79
Oct-20101057.961047.68
Sep-20101009.361039.8
Aug-2010998.21986.58
Jul-2010979.12996.96
Jun-2010954.7953.69
May-2010974.62956.96
Apr-20101011.251018.17
Mar-2010982.11991.52
Feb-2010995.11974.47
Jan-20101023.181009.58
Dec-20091000.67996.1
Nov-20091011.94988.27
Oct-20091024.261013.51
Sep-20091010.791017.28
Aug-20091013.231003.39
Jul-2009993.141019.06
Jun-2009974.75984.39
May-2009968.54977.63
Apr-2009935.73949.07
Mar-2009883.17902.96
Feb-2009905.09890.8
Jan-2009936.16919.94
Dec-2008974.61991.12
Nov-2008947.84963.87
Oct-20081016.78963.2
Sep-20081217.071199.28
Aug-20081278.511275.27
Jul-20081242.961301.48
Jun-20081221.581231.11
May-20081209.461243.09
Apr-200800
Mar-20081212.061149.1
Feb-20081262.331265.32
Jan-20081280.131282.98
Dec-20071279.721286.81
Nov-20071266.91282.76
Oct-20071255.621281.56
Sep-20071194.021244.02
Aug-20071147.651161.13
Jul-20071176.381176.63
Jun-20071141.961149.89
May-20071129.811139.63
Apr-20071109.151103.34
Mar-20071070.821086.8
Feb-20071079.051064.77
Jan-20071057.911062.52
Dec-20061052.681064.62
Nov-20061035.291039.08
Oct-20061018.691032.18
Sep-20061017.681002.33
Aug-20061027.511038.94
Jul-2006967.751003.26
Jun-2006941.94961.11
May-20061050.91959.89
Apr-20061129.231140.06
Mar-20061128.061119.15
Feb-20061137.271149.18
Jan-20061130.021136.02
Dec-20051115.081118.74
Nov-20051107.91110.17
Oct-20051110.21118.74
Sep-20051124.211114.36
Aug-20051121.091114.27
Jul-20051126.261137.74
Jun-20051108.281124.75
May-20051101.241109.68
Apr-20051107.841088.21
Mar-20051150.981113.53
Feb-20051148.551164.99
Jan-20051114.161128.37
Dec-20041.081.12
Nov-20041.041.05
Oct-20041.011.02
Sep-200411
Aug-20041.010.99
Jul-20041.041.01
Jun-20041.011.01
May-20040.991
Apr-20041.111.06
Mar-20041.141.14
Feb-20041.141.14
Jan-20041.121.13
Dec-20031.051.08
Nov-20031.021.01
Oct-20031.051.01
Sep-20031.11.09
Aug-20031.071.07
Jul-20031.071.06
Jun-20031.061.06
May-20031.021.06
Apr-20030.920.96
Mar-20030.90.88
Feb-20030.920.94
Jan-20030.910.92
Dec-20020.950.92
Nov-20020.940.97
Oct-20020.910.9
Sep-20020.910.91
Aug-20020.920.92
Jul-20020.910.89
Jun-20020.980.96
May-20021.071.04
Apr-20021.141.13
Mar-20021.111.12
Feb-20021.111.08
Jan-20021.11.14
Dec-20011.041.04
Nov-20010.991.01
Oct-20010.940.95
Sep-20011.020.99
Aug-20011.071.09
Jul-20011.141.13
Jun-20011.241.21
May-20011.321.25
Apr-20011.241.33
Mar-20011.541.37
Feb-20011.531.51
Jan-20012.252.23
Dec-20002.222.25
Nov-20002.212.21
Oct-20002.232.2
Sep-20002.272.27
Aug-20002.342.31
Jul-20002.42.37
Jun-20002.452.44
May-20002.442.45
Apr-20002.532.49
Mar-20002.62.56
Feb-20002.682.64
Jan-20002.772.7
Dec-19992.852.79
Nov-19993.022.92
Oct-19993.213.14
Sep-19993.313.27
Aug-19993.453.38
Jul-19993.533.52
Jun-19993.643.58
May-19993.83.71
Apr-19993.943.87
Mar-19994.164.04
Feb-19994.44.28
Jan-19994.664.54
Dec-19984.914.8
Nov-19985.14.96
Oct-19985.395.26
Sep-19985.475.44
Aug-19985.55.44
Jul-19985.635.6
Jun-19985.85.69
May-19985.995.9
Apr-19986.166.09
Mar-19986.446.26
Feb-19986.796.64
Jan-19987.186.98
Dec-19977.647.42
Nov-19978.137.86
Oct-19978.578.4
Sep-19978.988.8
Aug-19979.369.24
Jul-1997109.64
Jun-199710.6410.39
May-199711.1810.97
Apr-199711.7511.42
Mar-199712.3612.18
Feb-199712.9312.65
Jan-199713.7713.37
Dec-199614.7814.38
Nov-199615.715.27
Oct-199616.5216.2
Sep-199617.4716.98
Aug-199618.3317.99
Jul-199618.918.83
Jun-199619.6619.24
May-199620.4720.12
Apr-199621.6421.19
Mar-199623.0922.35
Feb-199624.724.13
Jan-199626.2225.33
Dec-199527.9426.28
Nov-199530.3929.27
Oct-199532.0331.33
Sep-199533.6432.93
Aug-199534.4633.54
Jul-199536.2835.84
Jun-199537.4436.85
May-199537.5437.96
Apr-199538.638.41
Mar-199539.0538.93
Feb-199539.8639.53
Jan-199540.7540.53
Dec-199443.9542.38
Nov-199445.5445.42
Oct-199447.4646.41
Sep-199449.0548.87
Aug-199452.5549.88
Jul-199453.1153.93
Jun-199453.2253.94
May-199450.0853.8
Apr-199450.4151.7
Mar-199473.2366.48
Feb-199492.1287.36
Jan-199410.659.66
Dec-199311.9511.76
Nov-199312.7112.4
Oct-199313.6712.9
Sep-199314.614.46
Aug-199314.8614.63
Jul-199315.6115.36
Jun-199316.9716.73
May-199317.6817.34
Apr-199318.2818.06
Mar-199318.918.49
Feb-19932019.17
Jan-199321.1820.92
Dec-199222.2722.02
Nov-199225.1422.61
Oct-199230.3225.94
Sep-199235.2833.42
Aug-199233.8533.96
Jul-199226.6930.77
Jun-199225.5224.65
May-199224.325.04
Apr-199223.3325.32
Mar-199219.7221.25
Feb-199216.6318.78
Jan-199216.8716.07
Dec-199117.5417.6
Nov-199117.8217.78
Oct-199118.4717.99
Sep-199119.2618.83
Aug-199119.9719.64
Jul-199120.5620.41
Jun-199121.8521.6
May-199123.1922.73
Apr-199125.623.79
Mar-199128.626.4
Feb-199134.8232.64
Jan-199132.6936.98
Dec-199027.6528.84
Nov-199025.4725.01
Oct-199031.7424.76
Sep-199039.833.94
Aug-199028.8437.04
Jul-199024.8625
Jun-199025.5625.16
May-199025.1224.66
Apr-199023.6724.05
Mar-199023.1223.62
Feb-199023.1423.12
Jan-199023.4723.6
Dec-198920.4421.77
Nov-198918.5919.27
Oct-198920.0518.83
Sep-198922.9820.86
Aug-198925.0625.05
Jul-198923.9623.95
Jun-198923.8823.84
May-198924.4424.23
Apr-198925.5124.87
Mar-198924.2324.86
Feb-198926.8423.96
Jan-198928.6827.63
Dec-198828.5629.2
Nov-198829.7128.12
Oct-198826.828.81
Sep-198825.2725.14
Aug-198824.2328.02
Jul-198824.7824.27
Jun-198826.3625.41
May-198828.5627.43
Apr-198829.6928.79
Mar-198830.4529.7
Feb-198832.9831.37
Jan-198843.3838.38
Dec-198729.7328.12
Nov-198726.7528.82
Oct-198725.3125.24
Sep-198724.3628.03
Aug-198724.8724.36
Jul-198726.3825.43
Jun-198728.6127.42
May-198729.5728.82
Apr-198730.6829.7
Mar-198733.9532.28
Feb-198743.4838.57
Jan-198711.2911.57
Dec-19869.2111.48
Nov-19867.958.88
Oct-19866.656.97
Sep-19866.296.42
Aug-19866.345.93
Jul-19866.336.69
Jun-19865.936.16
May-19864.244.73
Apr-19863.593.92
Mar-19863.113.39
Feb-19863.683.26
Jan-19863.464.13
Dec-19853.173.14
Nov-19853.143.08
Oct-19853.283.04
Sep-19853.373.4
Aug-19853.253.43
Jul-19852.952.99
Jun-19852.942.92
May-19853.153.01
Apr-19853.493.37
Mar-19853.63.59
Feb-19853.033.31
Jan-19852.252.58
Dec-19841.990
Nov-19841.830
Oct-19841.90
Sep-19841.750
Aug-19841.630
Jul-19841.580
Jun-19841.660
May-19841.650
Apr-19841.710
Mar-19841.760
Feb-19841.940
Jan-19841.880
Dec-19831.981.94
Nov-19832.021.96
Oct-19832.062.03
Sep-198321.97
Aug-19831.992
Jul-19831.942
Jun-19831.961.91
May-19831.981.98
Apr-198321.98
Mar-19832.12.02
Feb-19832.052.06
Jan-19832.032.05
Dec-19822.12.04
Nov-19822.352.19
Oct-19822.412.36
Sep-19822.672.38
Aug-19822.952.72
Jul-19823.093.04
Jun-19823.183.1
May-19823.33.26
Apr-19823.343.31
Mar-19823.333.34
Feb-19823.383.38
Jan-19823.433.37
Dec-19813.533.46
Nov-19813.593.56
Oct-19813.663.57
Sep-19813.83.78
Aug-19813.863.81
Jul-19813.853.81
Jun-198143.88
May-19814.14.03
Apr-19814.14.11
Mar-19814.134.11
Feb-19814.084.13
Jan-19814.144.18
Dec-19804.124.05
Nov-19804.064.08
Oct-19804.194.09
Sep-19804.254.26
Aug-19804.244.24
Jul-19804.334.34
Jun-19804.384.33
May-19804.584.55
Apr-19804.614.58
Mar-19804.84.83
Feb-19804.674.71
Jan-19807.544.65
Dec-19799.559.21
Nov-19799.649.71
Oct-19799.389.44
Sep-19799.259.29
Aug-19799.199.2
Jul-19799.189.19
Jun-197910.199.19
May-197912.1412.39
Apr-197912.0811.98
Mar-197912.4512.55
Feb-197912.5112.5
Jan-197912.1112.4
Dec-19781211.9
Nov-197811.8511.99
Oct-197811.7511.54
Sep-197811.7211.74
Aug-197811.6611.69
Jul-197811.5511.63
Jun-197811.4811.46
May-197811.5911.49
Apr-197811.6311.61
Mar-197811.6411.59
Feb-197815.2515.14
Jan-197815.3715.28
Dec-197715.6715.43
Nov-197715.8115.81
Oct-197715.9315.86
Sep-19771715.95
Aug-197717.6517.65
Jul-197717.6417.76
Jun-197717.3717.41
May-197717.317.33
Apr-197717.217.22
Mar-197717.217.19
Feb-197718.3118.2
Jan-197717.9818.2
Dec-197617.3717.58
Nov-197617.0416.62
Oct-197619.0717.88
Sep-197620.4820.48
Aug-197620.3320.48
Jul-197619.4919.8
Jun-197618.5619.18
May-197617.1717.95
Apr-197616.2716.4
Mar-197616.3516.61
Feb-197616.1316.09
Jan-197616.1116.17
Dec-197516.0116.04
Nov-197515.7815.97
Oct-197515.7915.58
Sep-197515.4315.77
Aug-197515.6315.1
Jul-197515.8115.85
Jun-197515.7515.73
May-197515.7615.74
Apr-197515.915.81
Mar-197516.0416.03
Feb-197516.7315.93
Jan-197516.7316.33
Dec-197416.6816.44
Nov-197416.8816.58
Oct-197415.9716.37
Sep-197416.4116.08
Aug-197416.6816.65
Jul-197416.6216.72
Jun-197416.9116.8
May-197416.7217.16
Apr-197416.1816.61
Mar-197416.916.61
Feb-197417.0116.89
Jan-197417.5717.31
Dec-197317.7817.74
Nov-197318.0218.23
Oct-197317.7617.95
Sep-197317.9617.95
Aug-197317.8317.88
Jul-197316.7517.39
Jun-197317.6617.03
May-19731817.74
Apr-197318.918.52
Mar-197319.0519.08
Feb-197320.3419.43
Jan-197321.3321.27
Dec-197221.2821.27
Nov-197221.2921.27
Oct-197221.3321.34
Sep-197221.1421.27
Aug-197221.1321.2
Jul-197221.2320.99
Jun-197221.5421.34
May-197221.6321.63
Apr-197221.721.77
Mar-197222.0521.84
Feb-197222.222.26
Jan-197222.2122.26
Dec-197121.3922.33
Nov-197121.2421.24
Oct-197121.2421.31
Sep-197121.2421.24
Aug-197121.5821.57
Jul-197121.821.98
Jun-197121.8121.98
May-197121.7621.91
Apr-197121.821.91
Mar-197121.721.98
Feb-197121.6721.84
Jan-197121.6821.84
Dec-197021.6721.78
Nov-197021.6721.71
Oct-197021.6721.71
Sep-197021.821.91
Aug-197021.821.91
Jul-197036.3336.17
Jun-197036.3336.17
May-197036.2836.17
Apr-197036.3136.17
Mar-197036.7136.5
Feb-197036.5636.39
Jan-197036.3336.39
Dec-19693635.95
Nov-196935.935.84
Oct-196936.0635.84
Sep-196936.3536.17
Aug-196936.1836.06
Jul-196935.9835.95
Jun-196936.435.84
May-196936.8936.73
Apr-196936.4336.62
Mar-196936.2336.17
Feb-196935.9536.06
Jan-196935.5935.62
Dec-196835.2735.18
Nov-196835.2235.18
Oct-196835.2235.18
Sep-196835.2235.07
Aug-196835.2235.18
Jul-196835.1535.07
Jun-196835.0134.96
May-196835.0334.96
Apr-19683534.85
Mar-196834.9534.85
Feb-196834.834.73
Jan-196834.8134.62
Dec-196734.8734.62
Nov-196735.3735.18
Oct-196735.8135.62
Sep-196735.8935.84
Aug-196735.9135.73
Jul-196735.8935.73
Jun-196735.9435.73
May-196735.6135.73
Apr-196735.6435.4
Mar-196735.5935.51
Feb-196735.4535.29
Jan-196735.335.18
Dec-196635.2635.07
Nov-196635.1935.07
Oct-196635.1135.18
Sep-196635.5235.18
Aug-19663535.18
Jul-196634.7134.73
Jun-196634.6334.4
May-196634.5534.51
Apr-196634.4734.4
Mar-196634.3534.29
Feb-196634.3734.29
Jan-196634.2834.18
Dec-196534.1133.96
Nov-196534.1133.96
Oct-196534.1134.07
Sep-196534.1134.07
Aug-196534.0633.96
Jul-196533.9133.85
Jun-196534.1233.85
May-196534.3334.07
Apr-196534.3334.18
Mar-196534.1434.07
Feb-196534.1133.96
Jan-196534.1333.96
Dec-196434.1234.07
Nov-196434.0233.85
Oct-196433.933.85
Sep-196434.0733.85
Aug-196433.8934.07
Jul-196434.0133.85
Jun-196434.1133.96
May-196434.1234.07
Apr-196434.2534.07
Mar-196434.3134.07
Feb-196434.5434.4
Jan-196434.4834.51