Quarterly Millions of US Dollars
1972-07-01 31
1972-10-01 66
1973-01-01 70
1973-04-01 76
1973-07-01 76
1973-10-01 108
1974-01-01 111
1974-04-01 109
1974-07-01 106
1974-10-01 135
1975-01-01 137
1975-04-01 137
1975-07-01 131
1975-10-01 131
1976-01-01 133
1976-04-01 182
1976-07-01 227
1976-10-01 338
1977-01-01 341
1977-04-01 495
1977-07-01 498
1977-10-01 748
1978-01-01 775
1978-04-01 818
1978-07-01 1025
1978-10-01 1179
1979-01-01 1277
1979-04-01 1266
1979-07-01 1373
1979-10-01 1468
1980-01-01 1371
1980-04-01 1689
1980-07-01 1692
1980-10-01 1669
1981-01-01 1598
1981-04-01 1427
1981-07-01 1425
1981-10-01 1489
1982-01-01 1373
1982-04-01 1251
1982-07-01 1209
1982-10-01 1323
1983-01-01 1298
1983-04-01 1249
1983-07-01 1246
1983-10-01 1165
1984-01-01 1207
1984-04-01 1084
1984-07-01 1033
1984-10-01 916
1985-01-01 922
1985-04-01 927
1985-07-01 1061
1985-10-01 886
1986-01-01 975
1986-04-01 1058
1986-07-01 1129
1986-10-01 1006
1987-01-01 1011
1987-04-01 1003
1987-07-01 924
1987-10-01 904
1988-01-01 880
1988-04-01 613
1988-07-01 427
1988-10-01 408
1989-01-01 181
1989-04-01 167
1989-07-01 1172
1989-10-01 1000
1990-01-01 1000
1990-04-01 1000
1990-07-01 1000
1990-10-01 1000
1991-01-01 1000
1991-04-01 1000
1991-07-01 1000
1991-10-01 1000
1992-01-01 1000
1992-04-01 1000
1992-07-01 1000
1992-10-01 1000
1993-01-01 1000
1993-04-01 1000
1993-07-01 1000
1993-10-01 1000
1994-01-01 1000
1994-04-01 43786
1994-07-01 43786
1994-10-01 43786
1995-01-01 43786
1995-04-01 44729
1995-07-01 45305
1995-10-01 45259
1996-01-01 45497
1996-04-01 45684
1996-07-01 45807
1996-10-01 46497
1997-01-01 46975
1997-04-01 50136
1997-07-01 50551
1997-10-01 50515
1998-01-01 51488
1998-04-01 53197
1998-07-01 52845
1998-10-01 44208
1999-01-01 43972
1999-04-01 45643
1999-07-01 47027
1999-10-01 50118
2000-01-01 53189
2000-04-01 49165
2000-07-01 55950
2000-10-01 57469
2001-01-01 59158
2001-04-01 53972
2001-07-01 53190
2001-10-01 50942
2002-01-01 53287
2002-04-01 55302
2002-07-01 53986
2002-10-01 54144
2003-01-01 53862
2003-04-01 55511
2003-07-01 55725
2003-10-01 57520
2004-01-01 58792
2004-04-01 56469
2004-07-01 57991
2004-10-01 60354
2005-01-01 62404
2005-04-01 62294
2005-07-01 62251
2005-10-01 61193
2006-01-01 60395
2006-04-01 49532
2006-07-01 50742
2006-10-01 52345
2007-01-01 52932
2007-04-01 53944
2007-07-01 52753
2007-10-01 52394
2008-01-01 52374
2008-04-01 51801
2008-07-01 50060
2008-10-01 48968
2009-01-01 49762
2009-04-01 50757
2009-07-01 51932
2009-10-01 52531
2010-01-01 51023
2010-04-01 50862
2010-07-01 52796
2010-10-01 52013
2011-01-01 51016
2011-04-01 51333
2011-07-01 49287
2011-10-01 51229
2012-01-01 51091
2012-04-01 51774
2012-07-01 53123
2012-10-01 53084
2013-01-01 53185
2013-04-01 52913
2013-07-01 53503
2013-10-01 57987
2014-01-01 58239
2014-04-01 59797
2014-07-01 61790
2014-10-01 58864
2015-01-01 54602
2015-04-01 54874
2015-07-01 48300
2015-10-01 48292
2016-01-01 49267
2016-04-01 49590
2016-07-01 51086
2016-10-01 50990
2017-01-01 49560
2017-04-01 49077
2017-07-01 49229
2017-10-01 49817
2018-01-01 46831
2018-04-01 46310