Quarterly Billions of US Dollars
1971-01-01 0.03
1971-04-01 0.03
1971-07-01 0.03
1971-10-01 0.03
1972-01-01 0.03
1972-04-01 0.03
1972-07-01 0.03
1972-10-01 0.06
1973-01-01 0.11
1973-04-01 0.14
1973-07-01 0.21
1973-10-01 0.20
1974-01-01 0.23
1974-04-01 0.27
1974-07-01 0.26
1974-10-01 0.32
1975-01-01 0.33
1975-04-01 0.33
1975-07-01 0.30
1975-10-01 0.34
1976-01-01 0.35
1976-04-01 0.35
1976-07-01 0.38
1976-10-01 0.38
1977-01-01 0.41
1977-04-01 0.41
1977-07-01 0.48
1977-10-01 0.52
1978-01-01 0.55
1978-04-01 0.63
1978-07-01 0.70
1978-10-01 0.69
1979-01-01 0.67
1979-04-01 0.72
1979-07-01 0.84
1979-10-01 0.90
1980-01-01 0.93
1980-04-01 1.02
1980-07-01 1.01
1980-10-01 1.07
1981-01-01 1.11
1981-04-01 1.14
1981-07-01 1.08
1981-10-01 1.46
1982-01-01 1.68
1982-04-01 1.75
1982-07-01 1.88
1982-10-01 2.00
1983-01-01 2.21
1983-04-01 2.28
1983-07-01 2.29
1983-10-01 2.91
1984-01-01 2.99
1984-04-01 2.96
1984-07-01 3.21
1984-10-01 3.41
1985-01-01 3.84
1985-04-01 4.07
1985-07-01 4.58
1985-10-01 5.15
1986-01-01 5.52
1986-04-01 6.23
1986-07-01 7.49
1986-10-01 7.59
1987-01-01 7.73
1987-04-01 7.86
1987-07-01 7.76
1987-10-01 8.19
1988-01-01 8.21
1988-04-01 7.92
1988-07-01 7.49
1988-10-01 7.73
1989-01-01 7.10
1989-04-01 7.14
1989-07-01 8.84
1989-10-01 9.22
1990-01-01 9.69
1990-04-01 10.10
1990-07-01 10.66
1990-10-01 11.08
1991-01-01 10.34
1991-04-01 10.84
1991-07-01 11.59
1991-10-01 12.20
1992-01-01 11.92
1992-04-01 12.25
1992-07-01 13.27
1992-10-01 13.47
1993-01-01 15.98
1993-04-01 15.88
1993-07-01 16.17
1993-10-01 15.61
1994-01-01 15.48
1994-04-01 16.31
1994-07-01 16.47
1994-10-01 16.16
1995-01-01 17.96
1995-04-01 18.92
1995-07-01 18.96
1995-10-01 21.25
1996-01-01 21.10
1996-04-01 21.83
1996-07-01 23.62
1996-10-01 26.65
1997-01-01 29.43
1997-04-01 31.23
1997-07-01 32.13
1997-10-01 34.00
1998-01-01 34.60
1998-04-01 36.78
1998-07-01 39.43
1998-10-01 39.23
1999-01-01 37.68
1999-04-01 37.95
1999-07-01 42.23
1999-10-01 44.25
2000-01-01 44.95
2000-04-01 46.17
2000-07-01 46.16
2000-10-01 47.60
2001-01-01 51.35
2001-04-01 52.93
2001-07-01 56.49
2001-10-01 58.46
2002-01-01 60.64
2002-04-01 70.23
2002-07-01 71.78
2002-10-01 81.55
2003-01-01 92.35
2003-04-01 108.22
2003-07-01 125.01
2003-10-01 166.55
2004-01-01 179.99
2004-04-01 198.57
2004-07-01 226.39
2004-10-01 276.68
2005-01-01 294.55
2005-04-01 322.97
2005-07-01 332.97
2005-10-01 366.31
2006-01-01 411.68
2006-04-01 493.24
2006-07-01 565.04
2006-10-01 660.46
2007-01-01 718.57
2007-04-01 821.37
2007-07-01 912.58
2007-10-01 975.89
2008-01-01 1068.17
2008-04-01 1100.63
2008-07-01 1026.77
2008-10-01 1065.18
2009-01-01 1057.97
2009-04-01 1163.23
2009-07-01 1230.16
2009-10-01 1211.98
2010-01-01 1160.68
2010-04-01 1071.09
2010-07-01 1144.54
2010-10-01 1117.59
2011-01-01 1131.35
2011-04-01 1138.43
2011-07-01 1052.19
2011-10-01 1013.47
2012-01-01 1032.10
2012-04-01 959.80
2012-07-01 965.60
2012-10-01 981.87
2013-01-01 957.84
2013-04-01 957.97
2013-07-01 968.16
2013-10-01 991.76
2014-01-01 992.73
2014-04-01 983.20
2014-07-01 898.43
2014-10-01 825.21
2015-01-01 723.45
2015-04-01 777.46