Quarterly Millions of US Dollars
1966-01-01 0
1966-04-01 0
1966-07-01 0
1966-10-01 0
1967-01-01 0
1967-04-01 0
1967-07-01 0
1967-10-01 0
1968-01-01 0
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 42
1976-01-01 43
1976-04-01 45
1976-07-01 125
1976-10-01 150
1977-01-01 226
1977-04-01 245
1977-07-01 265
1977-10-01 347
1978-01-01 491
1978-04-01 790
1978-07-01 1189
1978-10-01 1728
1979-01-01 2190
1979-04-01 2658
1979-07-01 3094
1979-10-01 3438
1980-01-01 3256
1980-04-01 3949
1980-07-01 3674
1980-10-01 3964
1981-01-01 3988
1981-04-01 3805
1981-07-01 4286
1981-10-01 4222
1982-01-01 4298
1982-04-01 4478
1982-07-01 4679
1982-10-01 5338
1983-01-01 5952
1983-04-01 6378
1983-07-01 6243
1983-10-01 5727
1984-01-01 6118
1984-04-01 6331
1984-07-01 6915
1984-10-01 12544
1985-01-01 13327
1985-04-01 13424
1985-07-01 15586
1985-10-01 12944
1986-01-01 13613
1986-04-01 15098
1986-07-01 16673
1986-10-01 19422
1987-01-01 23451
1987-04-01 24587
1987-07-01 25704
1987-10-01 27452
1988-01-01 25197
1988-04-01 23416
1988-07-01 23847
1988-10-01 25001
1989-01-01 24523
1989-04-01 25558
1989-07-01 26914
1989-10-01 28301
1990-01-01 30833
1990-04-01 33964
1990-07-01 36526
1990-10-01 39211
1991-01-01 42379
1991-04-01 48221
1991-07-01 63011
1991-10-01 72472
1992-01-01 87366
1992-04-01 112345
1992-07-01 123950
1992-10-01 124517
1993-01-01 110411
1993-04-01 86127
1993-07-01 89564
1993-10-01 80126
1994-01-01 80246
1994-04-01 81889
1994-07-01 84848
1994-10-01 82353
1995-01-01 87114
1995-04-01 94613
1995-07-01 93644
1995-10-01 99986
1996-01-01 101211
1996-04-01 99738
1996-07-01 88580
1996-10-01 97465
1997-01-01 104443
1997-04-01 109358
1997-07-01 104179
1997-10-01 94149
1998-01-01 87332
1998-04-01 82525
1998-07-01 80118
1998-10-01 94567
1999-01-01 94705
1999-04-01 101490
1999-07-01 109952
1999-10-01 113428
2000-01-01 113455
2000-04-01 128169
2000-07-01 138473
2000-10-01 162902
2001-01-01 166976
2001-04-01 162146
2001-07-01 163790
2001-10-01 160207
2002-01-01 156274
2002-04-01 163988
2002-07-01 164382
2002-10-01 168103
2003-01-01 171243
2003-04-01 198068
2003-07-01 192330
2003-10-01 207209
2004-01-01 193773
2004-04-01 181814
2004-07-01 177794
2004-10-01 187652
2005-01-01 188010
2005-04-01 192150
2005-07-01 185575
2005-10-01 195840
2006-01-01 202921
2006-04-01 212153
2006-07-01 211249
2006-10-01 189944
2007-01-01 197931
2007-04-01 200369
2007-07-01 192806
2007-10-01 211809
2008-01-01 228423
2008-04-01 239129
2008-07-01 228385
2008-10-01 221276
2009-01-01 192799
2009-04-01 194529
2009-07-01 186285
2009-10-01 187314
2010-01-01 199024
2010-04-01 212354
2010-07-01 229451
2010-10-01 222115
2011-01-01 230074
2011-04-01 237818
2011-07-01 215645
2011-10-01 212328
2012-01-01 220385
2012-04-01 235555
2012-07-01 259388
2012-10-01 268731
2013-01-01 289410
2013-04-01 326776
2013-07-01 344591
2013-10-01 365934
2014-01-01 355206
2014-04-01 322700
2014-07-01 296227
2014-10-01 271290
2015-01-01 256358
2015-04-01 281381
2015-07-01 294390
2015-10-01 310321
2016-01-01 353864
2016-04-01 366485
2016-07-01 363113
2016-10-01 363790
2017-01-01 362064
2017-04-01 366561
2017-07-01 375259
2017-10-01 354126
2018-01-01 363464
2018-04-01 366962