Data Series

PeriodPeriod AverageEnd of Period
Nov-2017412.85414.06
Oct-2017411.91413.92
Sep-2017413.94414.06
Aug-2017414.03414
Jul-2017413.42413.89
Jun-2017410.99401.46
May-2017413.99414.01
Apr-2017414.02413.98
Mar-2017414414
Feb-2017414413.98
Jan-2017414.01414.02
Dec-2016413.98413.99
Nov-2016414.01414.01
Oct-2016413.99413.98
Sep-2016414413.96
Aug-2016414.02413.99
Jul-2016413.98413.97
Jun-2016414.08413.99
May-2016414.08414.1
Apr-2016413.99414.1
Mar-2016413.99414.02
Feb-2016413.99414.03
Jan-2016413.98414.09
Dec-2015413.98413.89
Nov-2015414.03413.9
Oct-2015414.02414.11
Sep-2015413.98413.89
Aug-2015413.96413.97
Jul-2015413.99414
Jun-2015414.06414
May-2015414.14414.16
Apr-2015414.09414.11
Mar-2015413.99414
Feb-2015413.98414.01
Jan-2015414.01413.97
Dec-2014413.97413.93
Nov-2014413.99414.07
Oct-2014413.97413.99
Sep-2014413.99413.96
Aug-2014413.99414.01
Jul-2014414.08414.03
Jun-2014414.06414.02
May-2014414.07414.15
Apr-2014414.03414.05
Mar-2014413.98414
Feb-2014413.97413.97
Jan-2014413.99413.98
Dec-2013414.01413.98
Nov-2013414.05414.05
Oct-2013414.01414.15
Sep-2013414.06414.01
Aug-2013413.97413.98
Jul-2013413.99413.99
Jun-2013414414
May-2013414.04414
Apr-2013414.06414.13
Mar-2013414.08414.03
Feb-2013414.06414.07
Jan-2013414.09414.11
Dec-2012414.05414.05
Nov-2012414.03414.06
Oct-2012414.05414.02
Sep-2012414.02414.02
Aug-2012414.03414.02
Jul-2012414.04414.03
Jun-2012414.03414.01
May-2012414.04414.06
Apr-2012414.03414.06
Mar-2012414.04414.05
Feb-2012414.02414.09
Jan-2012414.02413.98
Dec-2011414.03413.99
Nov-2011413.99413.97
Oct-2011414413.99
Sep-2011413.99413.98
Aug-2011414414
Jul-2011413.99414
Jun-2011413.99413.99
May-2011413.99413.97
Apr-2011413.99413.94
Mar-2011413.98414
Feb-2011413.96413.97
Jan-2011414.03414.01
Dec-2010414.01414.17
Nov-2010414.04413.99
Oct-2010414.09414.11
Sep-2010414.1414.13
Aug-2010414.16414.13
Jul-2010414.13414.19
Jun-2010414.01414
May-2010414.06414.02
Apr-2010414.09414.09
Mar-2010414.2414.06
Feb-2010413.98414.14
Jan-2010414.02414.06
Dec-2009413.98413.92
Nov-2009414.08414
Oct-2009414.03414
Sep-2009413.99413.99
Aug-2009414413.94
Jul-2009414413.98
Jun-2009414.16413.94
May-2009414.12414.13
Apr-2009414.09414.14
Mar-2009414.02414.05
Feb-2009413.98414.02
Jan-2009414.03413.91
Dec-2008413.93413.91
Nov-2008413.99413.97
Oct-2008413.94413.97
Sep-2008414.03413.97
Aug-2008414.08414.08
Jul-2008414.04414.09
Jun-2008414.07414.08
May-2008414.09414.01
Apr-2008414.27414.15
Mar-2008414.44414.31
Feb-2008414.38414.26
Jan-2008414.1414.32
Dec-2007414.2414.09
Nov-2007414.52414.72
Oct-2007414.33414.43
Sep-2007414.21414.25
Aug-2007414.14414.1
Jul-2007414.16414.21
Jun-2007414.18414.16
May-2007414.15414.16
Apr-2007414.18414.13
Mar-2007414.18414.19
Feb-2007414.13414.17
Jan-2007414.06414.05
Dec-2006414.07414.09
Nov-2006414.06414.06
Oct-2006414.09414.06
Sep-2006414.1414.11
Aug-2006414.09414.05
Jul-2006414.1414.08
Jun-2006414.1414.08
May-2006414.11414.03
Apr-2006414.11414.13
Mar-2006414.16414.06
Feb-2006414.22414.21
Jan-2006414.13414.32
Dec-2005414.08414.09
Nov-2005414.07414.03
Oct-2005414.07414.03
Sep-2005414.15414.08
Aug-2005414.16414.09
Jul-2005414.23414.31
Jun-2005414.24414.11
May-2005414.23414.32
Apr-2005414.22414.31
Mar-2005414.28414.31
Feb-2005414.25414.32
Jan-2005414.2414.21
Dec-2004414.16414.13
Nov-2004414.17414.19
Oct-2004414.14414.14
Sep-2004414.1414.14
Aug-2004414.08414.09
Jul-2004414.15414.09
Jun-2004414.08414.16
May-2004414.07414.06
Apr-2004414.07414.07
Mar-2004414.06414.02
Feb-2004414.03414
Jan-2004414.04414.03
Dec-2003414.11414.15
Nov-2003414.12414.17
Oct-2003414.09414.25
Sep-2003414.05414.06
Aug-2003414.08414.09
Jul-2003414.18414.26
Jun-2003414.25414.26
May-2003414.19414.21
Apr-2003414.08414.14
Mar-2003414.11414.13
Feb-2003414.05414.05
Jan-2003414.04414.07
Dec-2002414.05414.08
Nov-2002414.04413.99
Oct-2002414.06414.07
Sep-2002414.06414.07
Aug-2002414.09414.09
Jul-2002414.08414.05
Jun-2002414.08414.11
May-2002414.08414.07
Apr-2002414.03414.02
Mar-2002414.04414.06
Feb-2002414.03414.03
Jan-2002414.09414.03
Dec-2001414.13414.21
Nov-2001414.05414.06
Oct-2001414.07414.06
Sep-2001414.06414.06
Aug-2001414.06414.06
Jul-2001414.11414.07
Jun-2001414.12414.07
May-2001414.1414.18
Apr-2001414.08414.11
Mar-2001414.06414.21
Feb-2001414.08414.15
Jan-2001414.07414.06
Dec-2000414.1414.23
Nov-2000414.08414.14
Oct-2000414.08414.06
Sep-2000414.07414.06
Aug-2000414.12414.14
Jul-2000414.1414.21
Jun-2000414.09414.09
May-2000414.07414.07
Apr-2000414.09414.17
Mar-2000414.13414.09
Feb-2000414.08414.09
Jan-2000414.09414.06
Dec-1999414.14414.06
Nov-1999414.07414.09
Oct-1999414.08414.09
Sep-1999414.11414.03
Aug-1999414.18414.14
Jul-1999414.2414.19
Jun-1999414.2414.29
May-1999414.18414.14
Apr-1999414.11413.12
Mar-1999414.21414.17
Feb-1999414.09414.17
Jan-1999414.24414.21
Dec-1998414.35414.23
Nov-1998414.37414.5
Oct-1998414.44414.37
Sep-1998414.97414.71
Aug-1998415.59415.3
Jul-1998416.18415.85
Jun-1998416.8416.52
May-1998417.34417.11
Apr-1998417.7417.54
Mar-1998417.97417.8
Feb-1998418.68418.41
Jan-1998419.13418.96
Dec-1997419.64419.41
Nov-1997420.27420.03
Oct-1997420.83420.49
Sep-1997421.4421.16
Aug-1997422.05421.78
Jul-1997422.61422.33
Jun-1997423.22422.97
May-1997423.75423.51
Apr-1997424.27423.99
Mar-1997424.9424.61
Feb-1997425.4425.16
Jan-1997426425.7
Dec-1996426.55426.34
Nov-1996427.12426.83
Oct-1996427.79427.44
Sep-1996428.45428.07
Aug-1996429.62429
Jul-1996430.89430.32
Jun-1996432.06431.53
May-1996433.21432.57
Apr-1996434.46433.98
Mar-1996435.46434.91
Feb-1996436.62436.14
Jan-1996437.66437.19
Dec-1995438.83438.35
Nov-1995439.85439.31
Oct-1995441.56440.7
Sep-1995442.84442.32
Aug-1995443.62443.14
Jul-1995444.67443.98
Jun-1995445.68445.07
May-1995447.06446.18
Apr-1995448.6448.2
Mar-1995449.65449.12
Feb-1995450.78450.32
Jan-1995451.89451.44
Dec-1994453.07452.45
Nov-1994455.65454.92
Oct-1994456.93456.32
Sep-1994458.33457.69
Aug-1994459.79459.07
Jul-1994461.07460.58
Jun-1994462.07461.67
May-1994463.38462.64
Apr-1994464.96464.38
Mar-1994466.31465.65
Feb-1994467.95467.3
Jan-1994469.28468.71
Dec-1993470.58469.99
Nov-1993471.81471.25
Oct-1993472.89472.25
Sep-1993475.07474.74
Aug-1993475.02475.42
Jul-1993476.58476.53
Jun-1993475.94475.65
May-1993476.57476.03
Apr-1993479.25478.23
Mar-1993481.73479.97
Feb-1993488.9479.97
Jan-1993503.16502.75
Dec-1992508.53505.06
Nov-1992525.32514.95
Oct-1992617.74539.95
Sep-1992695.37664.98
Aug-1992654.61656.74
Jul-1992509.93594.91
Jun-1992475.52468.51
May-1992445.46461.64
Apr-1992396.44439.66
Mar-1992322.75351.57
Feb-1992255.31294
Jan-1992241.54241.54
Dec-1991241.48241.54
Nov-1991242.1241.57
Oct-1991243.59242.72
Sep-1991245.13244.92
Aug-1991245.27245.28
Jul-1991246.46245.28
Jun-1991249.71248.43
May-1991253.19251.32
Apr-1991258.77255.99
Mar-1991269.29257.64
Feb-1991297.06291.15
Jan-1991267.59304.89
Dec-1990217.27231.27
Nov-1990194.09192.27
Oct-1990239.6188.15
Sep-1990297.44256.24
Aug-1990211.99274.04
Jul-1990181.82183.61
Jun-1990182.38182.38
May-1990174.49172.9
Apr-1990160.83166.16
Mar-1990153.53156.83
Feb-1990151.69152.78
Jan-1990149.58150.38
Dec-1989130.24138.7
Nov-1989117.38122.77
Oct-1989124.54118.38
Sep-1989138.69128.54
Aug-1989147.36146.94
Jul-1989141141.44
Jun-1989138.43140.14
May-1989136.23135.45
Apr-1989142.55140.08
Mar-1989130.64135.96
Feb-1989140.68127.17
Jan-1989145.7142.84
Dec-1988140.91145.54
Nov-1988140.87137.31
Oct-1988126.06133.21
Sep-1988110.13113.99
Aug-198899.9118.1
Jul-198896.5996.27
Jun-198897.7796.96
May-1988101.5699.7
Apr-1988101.74100.38
Mar-1988100.6299.84
Feb-1988104.62101.62
Jan-1988127.95118.1
Dec-1987131.11124.97
Nov-1987136.83142.82
Oct-1987106.85137.32
Sep-198774.8879.51
Aug-198762.9173.88
Jul-198746.1649.85
Jun-19873739.11
May-198732.8133.51
Apr-198732.0432.41
Mar-198729.1830.97
Feb-198727.9723.96
Jan-198723.3824.01
Dec-198619.1523.89
Nov-198616.3318.22
Oct-198612.9314.12
Sep-198611.9712.33
Aug-198611.8311.12
Jul-198611.7912.5
Jun-198611.111.53
May-19867.818.9
Apr-19866.67.09
Mar-19865.416.19
Feb-19865.985.34
Jan-19865.986.66
Dec-19854.974.97
Nov-19854.814.72
Oct-19854.954.61
Sep-19855.15.09
Aug-19854.785.05
Jul-19854.324.37
Jun-19854.314.29
May-19854.524.37
Apr-19854.84.74
Mar-19854.884.85
Feb-19853.94.4
Jan-19852.843.22
Dec-19842.382.44
Nov-19842.12.16
Oct-19842.162.09
Sep-19841.922
Aug-19841.731.84
Jul-19841.641.66
Jun-19841.651.66
May-19841.61.62
Apr-19841.551.58
Mar-19841.521.49
Feb-19841.661.61
Jan-19841.561.6
Dec-19831.491.51
Nov-19831.441.45
Oct-19831.41.41
Sep-19831.341.33
Aug-19831.291.32
Jul-19831.21.26
Jun-19831.171.17
May-19831.151.17
Apr-19831.141.15
Mar-19831.141.14
Feb-19831.11.11
Jan-19831.051.09
Dec-19821.081.05
Nov-19821.191.11
Oct-19821.181.17
Sep-19821.291.15
Aug-19821.41.29
Jul-19821.421.41
Jun-19821.411.41
May-19821.361.37
Apr-19821.361.36
Mar-19821.331.36
Feb-19821.331.34
Jan-19821.291.31
Dec-19811.271.27
Nov-19811.271.26
Oct-19811.271.26
Sep-19811.271.27
Aug-19811.281.29
Jul-19811.211.23
Jun-19811.181.18
May-19811.161.16
Apr-19811.111.12
Mar-19811.11.09
Feb-19811.081.1
Jan-19811.031.07
Dec-19801.011
Nov-19800.980.99
Oct-19800.960.96
Sep-19800.940.95
Aug-19800.940.94
Jul-19800.940.94
Jun-19800.930.94
May-19800.930.93
Apr-19800.930.93
Mar-19800.920.93
Feb-19800.90.91
Jan-19800.890.89
Dec-19790.910.88
Nov-19790.920.93
Oct-19790.890.9
Sep-19790.870.88
Aug-19790.870.87
Jul-19790.870.87
Jun-19790.870.87
May-19790.860.88
Apr-19790.830.84
Mar-19790.820.83
Feb-19790.820.82
Jan-19790.80.82
Dec-19780.790.78
Nov-19780.780.78
Oct-19780.770.76
Sep-19780.770.77
Aug-19780.760.76
Jul-19780.750.76
Jun-19780.750.75
May-19780.750.75
Apr-19780.760.76
Mar-19780.760.75
Feb-19780.760.76
Jan-19780.760.76
Dec-19770.770.76
Nov-19770.780.78
Oct-19770.780.78
Sep-19770.790.78
Aug-19770.790.79
Jul-19770.790.79
Jun-19770.780.78
May-19770.770.77
Apr-19770.770.77
Mar-19770.770.77
Feb-19770.770.77
Jan-19770.760.77
Dec-19760.730.74
Nov-19760.720.7
Oct-19760.80.76
Sep-19760.830.84
Aug-19760.830.84
Jul-19760.80.81
Jun-19760.760.78
May-19760.70.73
Apr-19760.660.67
Mar-19760.630.66
Feb-19760.620.62
Jan-19760.610.62
Dec-19750.610.61
Nov-19750.610.61
Oct-19750.590.6
Sep-19750.570.58
Aug-19750.570.56
Jul-19750.570.57
Jun-19750.580.58
May-19750.580.58
Apr-19750.580.58
Mar-19750.580.59
Feb-19750.590.57
Jan-19750.590.58
Dec-19740.590.58
Nov-19740.60.59
Oct-19740.570.58
Sep-19740.570.57
Aug-19740.580.58
Jul-19740.570.58
Jun-19740.580.58
May-19740.590.59
Apr-19740.580.6
Mar-19740.610.6
Feb-19740.610.61
Jan-19740.630.62
Dec-19730.640.64
Nov-19730.650.65
Oct-19730.640.64
Sep-19730.640.64
Aug-19730.640.64
Jul-19730.60.62
Jun-19730.630.61
May-19730.650.64
Apr-19730.680.66
Mar-19730.680.68
Feb-19730.70.7
Jan-19730.690.69
Dec-19720.690.69
Nov-19720.690.69
Oct-19720.690.69
Sep-19720.680.69
Aug-19720.680.68
Jul-19720.680.68
Jun-19720.690.69
May-19720.70.7
Apr-19720.70.7
Mar-19720.710.7
Feb-19720.720.72
Jan-19720.720.72
Dec-19710.680.72
Nov-19710.670.67
Oct-19710.670.67
Sep-19710.670.67
Aug-19710.680.68
Jul-19710.690.69
Jun-19710.690.69
May-19710.690.69
Apr-19710.690.69
Mar-19710.680.69
Feb-19710.680.68
Jan-19710.680.68
Dec-19700.680.68
Nov-19700.680.68
Oct-19700.680.68
Sep-19700.690.69
Aug-19700.690.69
Jul-19700.690.69
Jun-19700.690.69
May-19700.690.69
Apr-19700.690.69
Mar-19700.690.69
Feb-19700.690.69
Jan-19700.690.69
Dec-19690.680.68
Nov-19690.680.68
Oct-19690.680.68
Sep-19690.690.69
Aug-19690.680.68
Jul-19690.680.68
Jun-19690.690.68
May-19690.70.7
Apr-19690.690.7
Mar-19690.680.69
Feb-19690.680.68
Jan-19690.670.68
Dec-19680.670.67
Nov-19680.670.67
Oct-19680.670.67
Sep-19680.670.67
Aug-19680.670.67
Jul-19680.660.67
Jun-19680.660.66
May-19680.660.66
Apr-19680.660.66
Mar-19680.660.66
Feb-19680.660.66
Jan-19680.660.66
Dec-19670.660.66
Nov-19670.670.67
Oct-19670.680.68
Sep-19670.680.68
Aug-19670.680.68
Jul-19670.680.68
Jun-19670.680.68
May-19670.670.68
Apr-19670.670.67
Mar-19670.670.67
Feb-19670.670.67
Jan-19670.670.67
Dec-19660.670.67
Nov-19660.670.67
Oct-19660.660.67
Sep-19660.670.67
Aug-19660.660.67
Jul-19660.660.66
Jun-19660.650.65
May-19660.650.66
Apr-19660.650.65
Mar-19660.650.65
Feb-19660.650.65
Jan-19660.650.65
Dec-196500
Nov-196500
Oct-196500
Sep-196500
Aug-196500
Jul-196500
Jun-196500
May-196500
Apr-196500
Mar-196500
Feb-196500
Jan-196500
Dec-196400
Nov-196400
Oct-196400
Sep-196400
Aug-196400
Jul-196400
Jun-196400
May-196400
Apr-196400
Mar-196400
Feb-196400
Jan-196400