Quarterly Billions of US Dollars
1987-01-01 3.07
1987-04-01 3.63
1987-07-01 3.90
1987-10-01 5.17
1988-01-01 5.64
1988-04-01 6.90
1988-07-01 8.66
1988-10-01 10.62
1989-01-01 11.18
1989-04-01 11.16
1989-07-01 13.22
1989-10-01 15.48
1990-01-01 17.41
1990-04-01 19.64
1990-07-01 24.89
1990-10-01 28.57
1991-01-01 28.02
1991-04-01 30.23
1991-07-01 36.07
1991-10-01 40.04
1992-01-01 39.52
1992-04-01 44.37
1992-07-01 42.85
1992-10-01 37.85
1993-01-01 38.94
1993-04-01 42.19
1993-07-01 52.88
1993-10-01 58.16
1994-01-01 61.37
1994-04-01 67.17
1994-07-01 74.59
1994-10-01 74.08
1995-01-01 79.42
1995-04-01 82.26
1995-07-01 82.45
1995-10-01 84.97
1996-01-01 85.82
1996-04-01 88.99
1996-07-01 88.06
1996-10-01 100.30
1997-01-01 101.95
1997-04-01 106.08
1997-07-01 108.56
1997-10-01 113.98
1998-01-01 122.62
1998-04-01 130.75
1998-07-01 136.62
1998-10-01 137.78
1999-01-01 155.87
1999-04-01 175.54
1999-07-01 197.07
1999-10-01 195.26
2000-01-01 203.33
2000-04-01 214.66
2000-07-01 214.24
2000-10-01 229.80
2001-01-01 231.11
2001-04-01 239.27
2001-07-01 260.01
2001-10-01 274.70
2002-01-01 281.22
2002-04-01 325.29
2002-07-01 343.32
2002-10-01 371.06
2003-01-01 398.41
2003-04-01 441.51
2003-07-01 477.49
2003-10-01 542.86
2004-01-01 576.88
2004-04-01 603.47
2004-07-01 641.53
2004-10-01 717.20
2005-01-01 733.69
2005-04-01 730.15
2005-07-01 757.31
2005-10-01 797.31
2006-01-01 840.55
2006-04-01 922.36
2006-07-01 985.82
2006-10-01 1099.38
2007-01-01 1182.55
2007-04-01 1276.47
2007-07-01 1303.14
2007-10-01 1320.08
2008-01-01 1352.51
2008-04-01 1408.54
2008-07-01 1356.98
2008-10-01 1348.61
2009-01-01 1339.68
2009-04-01 1460.08
2009-07-01 1481.18
2009-10-01 1480.52
2010-01-01 1393.30
2010-04-01 1322.11
2010-07-01 1397.32
2010-10-01 1355.31
2011-01-01 1396.72
2011-04-01 1407.60
2011-07-01 1347.59
2011-10-01 1358.23
2012-01-01 1405.07
2012-04-01 1335.66
2012-07-01 1380.01
2012-10-01 1381.58
2013-01-01 1337.54
2013-04-01 1362.30
2013-07-01 1405.90
2013-10-01 1434.91
2014-01-01 1435.11
2014-04-01 1453.09
2014-07-01 1397.49
2014-10-01 1367.38
2015-01-01 1314.54
2015-04-01 1370.08