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
1977-07-01 200
1977-10-01 209
1978-01-01 321
1978-04-01 593
1978-07-01 1055
1978-10-01 1646
1979-01-01 2032
1979-04-01 2364
1979-07-01 2715
1979-10-01 2913
1980-01-01 2843
1980-04-01 3669
1980-07-01 3465
1980-10-01 3894
1981-01-01 3870
1981-04-01 3611
1981-07-01 3822
1981-10-01 3713
1982-01-01 3827
1982-04-01 4045
1982-07-01 4377
1982-10-01 4863
1983-01-01 5443
1983-04-01 5845
1983-07-01 5633
1983-10-01 5260
1984-01-01 5657
1984-04-01 5905
1984-07-01 6641
1984-10-01 11548
1985-01-01 12192
1985-04-01 12219
1985-07-01 14289
1985-10-01 12094
1986-01-01 12681
1986-04-01 14207
1986-07-01 15597
1986-10-01 18379
1987-01-01 22491
1987-04-01 23219
1987-07-01 23956
1987-10-01 25580
1988-01-01 23401
1988-04-01 21900
1988-07-01 22697
1988-10-01 24153
1989-01-01 23585
1989-04-01 24487
1989-07-01 25907
1989-10-01 27211
1990-01-01 28816
1990-04-01 32234
1990-07-01 34618
1990-10-01 37246
1991-01-01 40976
1991-04-01 46519
1991-07-01 61222
1991-10-01 69991
1992-01-01 84875
1992-04-01 109857
1992-07-01 121002
1992-10-01 121462
1993-01-01 107760
1993-04-01 83483
1993-07-01 84204
1993-10-01 74706
1994-01-01 72745
1994-04-01 73488
1994-07-01 76336
1994-10-01 75137
1995-01-01 82496
1995-04-01 89214
1995-07-01 85635
1995-10-01 90249
1996-01-01 89883
1996-04-01 88209
1996-07-01 78830
1996-10-01 87481
1997-01-01 94273
1997-04-01 98040
1997-07-01 91655
1997-10-01 82452
1998-01-01 74632
1998-04-01 69940
1998-07-01 69485
1998-10-01 81649
1999-01-01 82989
1999-04-01 89666
1999-07-01 98403
1999-10-01 101693
2000-01-01 100317
2000-04-01 112546
2000-07-01 122633
2000-10-01 148199
2001-01-01 151996
2001-04-01 146998
2001-07-01 145791
2001-10-01 141306
2002-01-01 138029
2002-04-01 143779
2002-07-01 146697
2002-10-01 149643
2003-01-01 152172
2003-04-01 176129
2003-07-01 168182
2003-10-01 180913
2004-01-01 167975
2004-04-01 158491
2004-07-01 155062
2004-10-01 167189
2005-01-01 167477
2005-04-01 172997
2005-07-01 167785
2005-10-01 177432
2006-01-01 182838
2006-04-01 190227
2006-07-01 186360
2006-10-01 165090
2007-01-01 173810
2007-04-01 176650
2007-07-01 170085
2007-10-01 187145
2008-01-01 201557
2008-04-01 213971
2008-07-01 203375
2008-10-01 197849
2009-01-01 173323
2009-04-01 177584
2009-07-01 169739
2009-10-01 168589
2010-01-01 174017
2010-04-01 180722
2010-07-01 196145
2010-10-01 188141
2011-01-01 196326
2011-04-01 197550
2011-07-01 177659
2011-10-01 169457
2012-01-01 177378
2012-04-01 195208
2012-07-01 212190
2012-10-01 221329
2013-01-01 248915
2013-04-01 276061
2013-07-01 291160
2013-10-01 310918
2014-01-01 294924
2014-04-01 272466
2014-07-01 255604
2014-10-01 229928
2015-01-01 217147
2015-04-01 232632
2015-07-01 239213
2015-10-01 252934
2016-01-01 285831
2016-04-01 293256
2016-07-01 293274
2016-10-01 292875
2017-01-01 288780
2017-04-01 290209
2017-07-01 296281
2017-10-01 279964
2018-01-01 295465
2018-04-01 299876