Quarterly Millions of US Dollars
1971-01-01 15
1971-04-01 15
1971-07-01 15
1971-10-01 15
1972-01-01 15
1972-04-01 15
1972-07-01 24
1972-10-01 24
1973-01-01 50
1973-04-01 54
1973-07-01 53
1973-10-01 50
1974-01-01 53
1974-04-01 53
1974-07-01 62
1974-10-01 69
1975-01-01 112
1975-04-01 194
1975-07-01 228
1975-10-01 402
1976-01-01 561
1976-04-01 613
1976-07-01 721
1976-10-01 842
1977-01-01 1014
1977-04-01 1146
1977-07-01 1188
1977-10-01 1414
1978-01-01 1555
1978-04-01 1561
1978-07-01 1737
1978-10-01 1832
1979-01-01 1878
1979-04-01 1890
1979-07-01 2084
1979-10-01 2084
1980-01-01 1904
1980-04-01 2038
1980-07-01 1985
1980-10-01 1873
1981-01-01 1791
1981-04-01 1674
1981-07-01 1746
1981-10-01 1783
1982-01-01 1704
1982-04-01 1755
1982-07-01 1765
1982-10-01 1888
1983-01-01 1973
1983-04-01 1935
1983-07-01 1905
1983-10-01 1830
1984-01-01 1898
1984-04-01 1880
1984-07-01 1848
1984-10-01 1815
1985-01-01 1856
1985-04-01 1807
1985-07-01 2282
1985-10-01 2275
1986-01-01 2528
1986-04-01 2955
1986-07-01 3292
1986-10-01 3280
1987-01-01 4007
1987-04-01 4095
1987-07-01 4028
1987-10-01 4396
1988-01-01 4845
1988-04-01 4985
1988-07-01 5207
1988-10-01 5402
1989-01-01 5455
1989-04-01 5192
1989-07-01 5211
1989-10-01 5465
1990-01-01 5481
1990-04-01 5561
1990-07-01 5311
1990-10-01 5255
1991-01-01 4634
1991-04-01 4441
1991-07-01 4792
1991-10-01 5065
1992-01-01 4534
1992-04-01 5081
1992-07-01 4942
1992-10-01 4485
1993-01-01 4434
1993-04-01 3960
1993-07-01 3895
1993-10-01 3719
1994-01-01 3441
1994-04-01 3529
1994-07-01 3796
1994-10-01 3971
1995-01-01 3845
1995-04-01 3663
1995-07-01 3561
1995-10-01 3445
1996-01-01 3353
1996-04-01 3917
1996-07-01 4142
1996-10-01 4965
1997-01-01 5311
1997-04-01 5266
1997-07-01 6378
1997-10-01 6590
1998-01-01 6820
1998-04-01 8449
1998-07-01 8768
1998-10-01 10686
1999-01-01 11896
1999-04-01 12238
1999-07-01 12744
1999-10-01 13058
2000-01-01 13482
2000-04-01 14500
2000-07-01 15776
2000-10-01 15640
2001-01-01 14039
2001-04-01 13950
2001-07-01 13123
2001-10-01 13500
2002-01-01 14013
2002-04-01 14910
2002-07-01 14657
2002-10-01 15854
2003-01-01 15762
2003-04-01 15832
2003-07-01 16096
2003-10-01 16813
2004-01-01 16883
2004-04-01 17127
2004-07-01 16964
2004-10-01 18053
2005-01-01 17314
2005-04-01 16989
2005-07-01 16851
2005-10-01 16558
2006-01-01 16305
2006-04-01 16447
2006-07-01 18703
2006-10-01 18616
2007-01-01 18609
2007-04-01 19786
2007-07-01 20438
2007-10-01 20560
2008-01-01 21428
2008-04-01 21509
2008-07-01 20181
2008-10-01 19395
2009-01-01 22169
2009-04-01 27091
2009-07-01 28257
2009-10-01 28681
2010-01-01 27958
2010-04-01 26123
2010-07-01 29607
2010-10-01 29676
2011-01-01 31002
2011-04-01 31576
2011-07-01 30536
2011-10-01 31310
2012-01-01 32084
2012-04-01 33575
2012-07-01 35529
2012-10-01 38987
2013-01-01 37187
2013-04-01 42291
2013-07-01 46739
2013-10-01 51766
2014-01-01 52147
2014-04-01 51488
2014-07-01 49732
2014-10-01 49612
2015-01-01 51634
2015-04-01 52349
2015-07-01 52092
2015-10-01 50410
2016-01-01 51389
2016-04-01 51111
2016-07-01 51970
2016-10-01 51077
2017-01-01 52467
2017-04-01 52841
2017-07-01 50541
2017-10-01 47411
2018-01-01 47244
2018-04-01 45952