Quarterly Millions of US Dollars
1971-10-01 15
1972-01-01 35
1972-04-01 87
1972-07-01 86
1972-10-01 106
1973-01-01 110
1973-04-01 116
1973-07-01 193
1973-10-01 217
1974-01-01 271
1974-04-01 271
1974-07-01 279
1974-10-01 287
1975-01-01 313
1975-04-01 325
1975-07-01 316
1975-10-01 338
1976-01-01 341
1976-04-01 366
1976-07-01 430
1976-10-01 518
1977-01-01 580
1977-04-01 693
1977-07-01 775
1977-10-01 866
1978-01-01 1003
1978-04-01 1013
1978-07-01 1069
1978-10-01 1111
1979-01-01 1187
1979-04-01 1178
1979-07-01 1187
1979-10-01 1174
1980-01-01 1138
1980-04-01 1172
1980-07-01 1197
1980-10-01 1188
1981-01-01 1238
1981-04-01 1197
1981-07-01 1153
1981-10-01 1212
1982-01-01 1159
1982-04-01 1144
1982-07-01 1181
1982-10-01 1228
1983-01-01 1143
1983-04-01 1110
1983-07-01 1140
1983-10-01 1254
1984-01-01 1343
1984-04-01 1326
1984-07-01 1286
1984-10-01 1352
1985-01-01 1420
1985-04-01 1530
1985-07-01 1534
1985-10-01 1579
1986-01-01 1516
1986-04-01 1521
1986-07-01 1681
1986-10-01 1850
1987-01-01 3603
1987-04-01 3527
1987-07-01 3775
1987-10-01 4029
1988-01-01 4980
1988-04-01 4820
1988-07-01 4689
1988-10-01 4645
1989-01-01 4482
1989-04-01 5104
1989-07-01 5204
1989-10-01 5287
1990-01-01 5801
1990-04-01 6769
1990-07-01 7106
1990-10-01 6579
1991-01-01 6479
1991-04-01 6958
1991-07-01 6958
1991-10-01 7427
1992-01-01 8618
1992-04-01 9371
1992-07-01 8947
1992-10-01 7478
1993-01-01 7615
1993-04-01 8783
1993-07-01 6693
1993-10-01 9635
1994-01-01 12341
1994-04-01 13515
1994-07-01 15173
1994-10-01 17545
1995-01-01 16479
1995-04-01 16173
1995-07-01 17044
1995-10-01 18313
1996-01-01 20845
1996-04-01 21079
1996-07-01 26044
1996-10-01 29269
1997-01-01 32716
1997-04-01 37361
1997-07-01 42820
1997-10-01 42668
1998-01-01 43443
1998-04-01 48456
1998-07-01 50918
1998-10-01 51079
1999-01-01 58368
1999-04-01 58780
1999-07-01 61702
1999-10-01 64572
2000-01-01 65735
2000-04-01 71266
2000-07-01 76636
2000-10-01 80034
2001-01-01 87922
2001-04-01 95607
2001-07-01 101670
2001-10-01 106343
2002-01-01 109491
2002-04-01 113530
2002-07-01 112876
2002-10-01 119729
2003-01-01 122447
2003-04-01 126226
2003-07-01 129933
2003-10-01 141611
2004-01-01 140817
2004-04-01 145094
2004-07-01 149496
2004-10-01 163174
2005-01-01 164067
2005-04-01 170522
2005-07-01 177379
2005-10-01 182455
2006-01-01 187323
2006-04-01 200473
2006-07-01 206769
2006-10-01 215081
2007-01-01 222798
2007-04-01 237339
2007-07-01 242948
2007-10-01 246815
2008-01-01 255684
2008-04-01 259105
2008-07-01 255736
2008-10-01 248078
2009-01-01 234396
2009-04-01 250467
2009-07-01 259844
2009-10-01 264950
2010-01-01 267492
2010-04-01 260642
2010-07-01 273543
2010-10-01 274874
2011-01-01 269821
2011-04-01 276744
2011-07-01 274893
2011-10-01 278909
2012-01-01 298298
2012-04-01 304156
2012-07-01 320537
2012-10-01 341988
2013-01-01 348270
2013-04-01 355744
2013-07-01 363764
2013-10-01 365843
2014-01-01 370966
2014-04-01 373013
2014-07-01 377615
2014-10-01 372599
2015-01-01 374016
2015-04-01 380639
2015-07-01 369382
2015-10-01 369810
2016-01-01 377613
2016-04-01 379640
2016-07-01 375080
2016-10-01 375298
2017-01-01 382873
2017-04-01 391619
2017-07-01 419203
2017-10-01 420891
2018-01-01 433597
2018-04-01 459702