Quarterly Millions of US Dollars
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 0
1976-01-01 0
1976-04-01 0
1976-07-01 0
1976-10-01 0
1977-01-01 0
1977-04-01 0
1977-07-01 30
1977-10-01 85
1978-01-01 114
1978-04-01 175
1978-07-01 184
1978-10-01 203
1979-01-01 394
1979-04-01 553
1979-07-01 628
1979-10-01 739
1980-01-01 620
1980-04-01 735
1980-07-01 764
1980-10-01 696
1981-01-01 726
1981-04-01 990
1981-07-01 1400
1981-10-01 1449
1982-01-01 1860
1982-04-01 1626
1982-07-01 1362
1982-10-01 1734
1983-01-01 1583
1983-04-01 1765
1983-07-01 2071
1983-10-01 1943
1984-01-01 1839
1984-04-01 1637
1984-07-01 1598
1984-10-01 3621
1985-01-01 3797
1985-04-01 4040
1985-07-01 4264
1985-10-01 2624
1986-01-01 2966
1986-04-01 2881
1986-07-01 3111
1986-10-01 3238
1987-01-01 3705
1987-04-01 4758
1987-07-01 5276
1987-10-01 5783
1988-01-01 5505
1988-04-01 4664
1988-07-01 4133
1988-10-01 3937
1989-01-01 3391
1989-04-01 4121
1989-07-01 4572
1989-10-01 5211
1990-01-01 6112
1990-04-01 4801
1990-07-01 4289
1990-10-01 3728
1991-01-01 3369
1991-04-01 3804
1991-07-01 4367
1991-10-01 6699
1992-01-01 7018
1992-04-01 8028
1992-07-01 10533
1992-10-01 10429
1993-01-01 9785
1993-04-01 9954
1993-07-01 18122
1993-10-01 18081
1994-01-01 21511
1994-04-01 23884
1994-07-01 26146
1994-10-01 26119
1995-01-01 23052
1995-04-01 27430
1995-07-01 33355
1995-10-01 36515
1996-01-01 37749
1996-04-01 40026
1996-07-01 38453
1996-10-01 46157
1997-01-01 46289
1997-04-01 48166
1997-07-01 46242
1997-10-01 66229
1998-01-01 69258
1998-04-01 71831
1998-07-01 68284
1998-10-01 46651
1999-01-01 45672
1999-04-01 54310
1999-07-01 59379
1999-10-01 59242
2000-01-01 63428
2000-04-01 92800
2000-07-01 93474
2000-10-01 103337
2001-01-01 103201
2001-04-01 72311
2001-07-01 71005
2001-10-01 65759
2002-01-01 71548
2002-04-01 79009
2002-07-01 81042
2002-10-01 84050
2003-01-01 85133
2003-04-01 83427
2003-07-01 86722
2003-10-01 87812
2004-01-01 81640
2004-04-01 115387
2004-07-01 122373
2004-10-01 126831
2005-01-01 125740
2005-04-01 98186
2005-07-01 85794
2005-10-01 89824
2006-01-01 97212
2006-04-01 88144
2006-07-01 104774
2006-10-01 104047
2007-01-01 118343
2007-04-01 121289
2007-07-01 109171
2007-10-01 123364
2008-01-01 131978
2008-04-01 139596
2008-07-01 137706
2008-10-01 127303
2009-01-01 124903
2009-04-01 129243
2009-07-01 139783
2009-10-01 136037
2010-01-01 127983
2010-04-01 131204
2010-07-01 145040
2010-10-01 141258
2011-01-01 155092
2011-04-01 162686
2011-07-01 154738
2011-10-01 175252
2012-01-01 195337
2012-04-01 195046
2012-07-01 207861
2012-10-01 208156
2013-01-01 232746
2013-04-01 271614
2013-07-01 300729
2013-10-01 323716
2014-01-01 344934
2014-04-01 333547
2014-07-01 338466
2014-10-01 370068
2015-01-01 355377
2015-04-01 372874
2015-07-01 367780
2015-10-01 354632
2016-01-01 377283
2016-04-01 437401
2016-07-01 436987
2016-10-01 457119
2017-01-01 477182
2017-04-01 480832
2017-07-01 481005
2017-10-01 484360
2018-01-01 461037
2018-04-01 466152