Quarterly Millions of US Dollars
1972-01-01 32
1972-04-01 32
1972-07-01 64
1972-10-01 64
1973-01-01 73
1973-04-01 79
1973-07-01 79
1973-10-01 73
1974-01-01 76
1974-04-01 74
1974-07-01 147
1974-10-01 158
1975-01-01 271
1975-04-01 411
1975-07-01 379
1975-10-01 422
1976-01-01 510
1976-04-01 700
1976-07-01 1021
1976-10-01 1232
1977-01-01 1224
1977-04-01 1236
1977-07-01 1606
1977-10-01 2019
1978-01-01 2663
1978-04-01 2921
1978-07-01 3421
1978-10-01 3701
1979-01-01 3909
1979-04-01 3911
1979-07-01 4002
1979-10-01 4077
1980-01-01 4054
1980-04-01 4287
1980-07-01 4263
1980-10-01 4158
1981-01-01 4048
1981-04-01 3893
1981-07-01 3980
1981-10-01 4415
1982-01-01 4079
1982-04-01 3996
1982-07-01 4341
1982-10-01 4862
1983-01-01 4829
1983-04-01 4514
1983-07-01 4852
1983-10-01 5195
1984-01-01 5366
1984-04-01 5156
1984-07-01 5077
1984-10-01 5327
1985-01-01 5562
1985-04-01 6053
1985-07-01 6859
1985-10-01 7718
1986-01-01 8912
1986-04-01 9510
1986-07-01 9831
1986-10-01 10691
1987-01-01 11635
1987-04-01 11896
1987-07-01 11995
1987-10-01 13121
1988-01-01 12681
1988-04-01 11878
1988-07-01 11676
1988-10-01 12101
1989-01-01 11805
1989-04-01 11409
1989-07-01 11611
1989-10-01 11085
1990-01-01 10747
1990-04-01 10882
1990-07-01 11069
1990-10-01 10316
1991-01-01 9574
1991-04-01 9001
1991-07-01 9488
1991-10-01 9510
1992-01-01 8949
1992-04-01 8982
1992-07-01 8224
1992-10-01 7230
1993-01-01 7017
1993-04-01 6627
1993-07-01 11866
1993-10-01 10990
1994-01-01 11552
1994-04-01 10231
1994-07-01 11270
1994-10-01 13944
1995-01-01 15198
1995-04-01 14738
1995-07-01 15755
1995-10-01 14373
1996-01-01 13071
1996-04-01 13912
1996-07-01 14454
1996-10-01 14589
1997-01-01 15239
1997-04-01 16642
1997-07-01 15092
1997-10-01 13163
1998-01-01 12181
1998-04-01 11302
1998-07-01 11296
1998-10-01 12526
1999-01-01 12592
1999-04-01 12035
1999-07-01 11400
1999-10-01 9955
2000-01-01 9176
2000-04-01 8044
2000-07-01 7888
2000-10-01 8122
2001-01-01 7402
2001-04-01 6684
2001-07-01 7184
2001-10-01 6282
2002-01-01 6981
2002-04-01 6407
2002-07-01 6253
2002-10-01 7436
2003-01-01 7250
2003-04-01 6961
2003-07-01 7192
2003-10-01 8572
2004-01-01 8552
2004-04-01 6824
2004-07-01 8647
2004-10-01 9031
2005-01-01 9678
2005-04-01 8975
2005-07-01 7418
2005-10-01 8896
2006-01-01 6702
2006-04-01 7398
2006-07-01 7076
2006-10-01 8443
2007-01-01 8460
2007-04-01 8703
2007-07-01 11078
2007-10-01 10664
2008-01-01 9542
2008-04-01 9171
2008-07-01 6955
2008-10-01 9292
2009-01-01 8265
2009-04-01 10413
2009-07-01 12397
2009-10-01 10223
2010-01-01 9597
2010-04-01 9721
2010-07-01 10466
2010-10-01 10242
2011-01-01 9976
2011-04-01 13260
2011-07-01 13505
2011-10-01 13412
2012-01-01 12135
2012-04-01 9438
2012-07-01 8559
2012-10-01 11682
2013-01-01 10324
2013-04-01 7360
2013-07-01 9371
2013-10-01 10172
2014-01-01 8189
2014-04-01 6216
2014-07-01 4345
2014-10-01 4296
2015-01-01 4838
2015-04-01 3291
2015-07-01 2931
2015-10-01 3780
2016-01-01 4148
2016-04-01 5298
2016-07-01 3729
2016-10-01 4485
2017-01-01 3852
2017-04-01 3669
2017-07-01 3302
2017-10-01 3603
2018-01-01 2959
2018-04-01 3637