Quarterly Millions of US Dollars
1971-01-01 15
1971-04-01 15
1971-07-01 15
1971-10-01 15
1972-01-01 88
1972-04-01 89
1972-07-01 116
1972-10-01 145
1973-01-01 207
1973-04-01 274
1973-07-01 281
1973-10-01 263
1974-01-01 288
1974-04-01 289
1974-07-01 296
1974-10-01 367
1975-01-01 532
1975-04-01 729
1975-07-01 891
1975-10-01 1426
1976-01-01 1940
1976-04-01 2207
1976-07-01 2505
1976-10-01 2841
1977-01-01 3564
1977-04-01 4451
1977-07-01 4694
1977-10-01 5844
1978-01-01 6914
1978-04-01 7628
1978-07-01 8431
1978-10-01 9287
1979-01-01 9750
1979-04-01 10215
1979-07-01 11142
1979-10-01 11255
1980-01-01 10766
1980-04-01 11676
1980-07-01 11421
1980-10-01 10700
1981-01-01 9915
1981-04-01 9117
1981-07-01 9243
1981-10-01 9796
1982-01-01 8803
1982-04-01 8384
1982-07-01 8405
1982-10-01 8676
1983-01-01 8306
1983-04-01 7760
1983-07-01 7738
1983-10-01 7340
1984-01-01 7520
1984-04-01 7073
1984-07-01 6846
1984-10-01 7007
1985-01-01 7068
1985-04-01 7222
1985-07-01 8568
1985-10-01 8151
1986-01-01 8848
1986-04-01 9927
1986-07-01 11701
1986-10-01 12736
1987-01-01 16196
1987-04-01 17270
1987-07-01 17798
1987-10-01 18753
1988-01-01 19796
1988-04-01 20903
1988-07-01 21189
1988-10-01 21118
1989-01-01 21470
1989-04-01 20886
1989-07-01 21059
1989-10-01 20921
1990-01-01 20436
1990-04-01 20284
1990-07-01 20521
1990-10-01 19878
1991-01-01 18343
1991-04-01 17803
1991-07-01 19294
1991-10-01 19696
1992-01-01 19719
1992-04-01 21802
1992-07-01 21951
1992-10-01 19786
1993-01-01 20081
1993-04-01 20824
1993-07-01 20397
1993-10-01 19187
1994-01-01 19111
1994-04-01 19388
1994-07-01 19823
1994-10-01 18889
1995-01-01 19808
1995-04-01 18986
1995-07-01 18735
1995-10-01 18364
1996-01-01 19082
1996-04-01 19388
1996-07-01 18565
1996-10-01 18576
1997-01-01 18519
1997-04-01 18420
1997-07-01 21659
1997-10-01 21271
1998-01-01 22761
1998-04-01 25798
1998-07-01 27209
1998-10-01 27790
1999-01-01 28832
1999-04-01 30260
1999-07-01 31390
1999-10-01 30370
2000-01-01 33208
2000-04-01 36187
2000-07-01 37257
2000-10-01 37411
2001-01-01 37770
2001-04-01 38596
2001-07-01 38831
2001-10-01 38630
2002-01-01 40471
2002-04-01 44761
2002-07-01 43568
2002-10-01 46577
2003-01-01 49374
2003-04-01 52617
2003-07-01 55771
2003-10-01 61241
2004-01-01 61902
2004-04-01 63945
2004-07-01 65301
2004-10-01 74949
2005-01-01 74900
2005-04-01 74572
2005-07-01 74673
2005-10-01 77559
2006-01-01 81944
2006-04-01 93482
2006-07-01 99974
2006-10-01 109501
2007-01-01 117918
2007-04-01 120111
2007-07-01 131103
2007-10-01 143754
2008-01-01 165309
2008-04-01 177413
2008-07-01 167502
2008-10-01 164907
2009-01-01 163785
2009-04-01 174834
2009-07-01 183475
2009-10-01 181762
2010-01-01 187071
2010-04-01 182349
2010-07-01 202375
2010-10-01 199502
2011-01-01 225133
2011-04-01 231176
2011-07-01 224343
2011-10-01 233540
2012-01-01 254543
2012-04-01 258251
2012-07-01 267819
2012-10-01 265406
2013-01-01 257703
2013-04-01 265230
2013-07-01 272612
2013-10-01 283317
2014-01-01 285117
2014-04-01 278182
2014-07-01 263572
2014-10-01 258441
2015-01-01 249271
2015-04-01 245673
2015-07-01 244546
2015-10-01 235128
2016-01-01 238575
2016-04-01 237126
2016-07-01 241364
2016-10-01 222475
2017-01-01 234158
2017-04-01 232831
2017-07-01 234022
2017-10-01 236459
2018-01-01 240846
2018-04-01 231344