Quarterly Millions of US Dollars
1968-04-01 0
1968-07-01 0
1968-10-01 0
1969-01-01 0
1969-04-01 0
1969-07-01 0
1969-10-01 0
1970-01-01 0
1970-04-01 0
1970-07-01 0
1970-10-01 0
1971-01-01 0
1971-04-01 0
1971-07-01 0
1971-10-01 0
1972-01-01 0
1972-04-01 0
1972-07-01 0
1972-10-01 0
1973-01-01 0
1973-04-01 0
1973-07-01 0
1973-10-01 0
1974-01-01 0
1974-04-01 0
1974-07-01 0
1974-10-01 0
1975-01-01 0
1975-04-01 0
1975-07-01 0
1975-10-01 23
1976-01-01 24
1976-04-01 24
1976-07-01 25
1976-10-01 0
1977-01-01 0
1977-04-01 4
1977-07-01 11
1977-10-01 25
1978-01-01 54
1978-04-01 57
1978-07-01 87
1978-10-01 78
1979-01-01 248
1979-04-01 493
1979-07-01 509
1979-10-01 627
1980-01-01 649
1980-04-01 947
1980-07-01 1129
1980-10-01 1418
1981-01-01 1276
1981-04-01 953
1981-07-01 905
1981-10-01 1195
1982-01-01 1671
1982-04-01 1964
1982-07-01 2135
1982-10-01 1603
1983-01-01 1217
1983-04-01 936
1983-07-01 919
1983-10-01 1086
1984-01-01 1947
1984-04-01 2507
1984-07-01 3770
1984-10-01 6901
1985-01-01 7806
1985-04-01 8460
1985-07-01 9392
1985-10-01 7528
1986-01-01 7529
1986-04-01 7427
1986-07-01 6329
1986-10-01 5934
1987-01-01 4560
1987-04-01 3484
1987-07-01 5117
1987-10-01 5911
1988-01-01 5928
1988-04-01 6624
1988-07-01 4949
1988-10-01 4908
1989-01-01 5753
1989-04-01 5807
1989-07-01 5701
1989-10-01 6637
1990-01-01 6593
1990-04-01 7744
1990-07-01 10066
1990-10-01 10225
1991-01-01 10739
1991-04-01 12196
1991-07-01 13551
1991-10-01 14846
1992-01-01 15362
1992-04-01 18977
1992-07-01 19817
1992-10-01 19675
1993-01-01 20443
1993-04-01 17605
1993-07-01 24972
1993-10-01 22372
1994-01-01 22521
1994-04-01 21436
1994-07-01 23218
1994-10-01 24457
1995-01-01 27247
1995-04-01 27939
1995-07-01 27447
1995-10-01 28850
1996-01-01 27479
1996-04-01 33540
1996-07-01 25442
1996-10-01 30577
1997-01-01 32458
1997-04-01 28781
1997-07-01 32774
1997-10-01 33328
1998-01-01 41215
1998-04-01 38522
1998-07-01 42645
1998-10-01 44214
1999-01-01 39597
1999-04-01 41227
1999-07-01 44570
1999-10-01 44982
2000-01-01 49136
2000-04-01 48041
2000-07-01 50054
2000-10-01 59021
2001-01-01 69991
2001-04-01 64052
2001-07-01 70277
2001-10-01 66986
2002-01-01 60253
2002-04-01 76742
2002-07-01 76806
2002-10-01 84803
2003-01-01 91046
2003-04-01 99396
2003-07-01 108954
2003-10-01 120447
2004-01-01 120072
2004-04-01 126977
2004-07-01 130850
2004-10-01 142792
2005-01-01 142479
2005-04-01 135133
2005-07-01 146479
2005-10-01 148332
2006-01-01 157089
2006-04-01 164282
2006-07-01 163557
2006-10-01 180233
2007-01-01 185495
2007-04-01 213277
2007-07-01 215548
2007-10-01 252108
2008-01-01 306643
2008-04-01 327977
2008-07-01 299288
2008-10-01 268243
2009-01-01 243076
2009-04-01 288085
2009-07-01 300661
2009-10-01 316322
2010-01-01 318010
2010-04-01 288848
2010-07-01 316915
2010-10-01 289623
2011-01-01 356014
2011-04-01 353862
2011-07-01 323764
2011-10-01 321583
2012-01-01 332646
2012-04-01 297680
2012-07-01 321541
2012-10-01 314675
2013-01-01 323026
2013-04-01 351424
2013-07-01 360709
2013-10-01 363198
2014-01-01 371620
2014-04-01 358635
2014-07-01 345338
2014-10-01 309548
2015-01-01 286706
2015-04-01 279851
2015-07-01 252539
2015-10-01 231844
2016-01-01 261742
2016-04-01 265933
2016-07-01 280348
2016-10-01 278995
2017-01-01 283368
2017-04-01 267376
2017-07-01 266040
2017-10-01 265129
2018-01-01 257575
2018-04-01 255019