Quarterly Millions of US Dollars
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 0
1977-10-01 0
1978-01-01 0
1978-04-01 0
1978-07-01 0
1978-10-01 0
1979-01-01 0
1979-04-01 0
1979-07-01 0
1979-10-01 0
1980-01-01 0
1980-04-01 0
1980-07-01 30
1980-10-01 55
1981-01-01 55
1981-04-01 109
1981-07-01 98
1981-10-01 98
1982-01-01 159
1982-04-01 128
1982-07-01 109
1982-10-01 104
1983-01-01 37
1983-04-01 12
1983-07-01 27
1983-10-01 15
1984-01-01 15
1984-04-01 40
1984-07-01 25
1984-10-01 55
1985-01-01 141
1985-04-01 116
1985-07-01 118
1985-10-01 146
1986-01-01 67
1986-04-01 73
1986-07-01 78
1986-10-01 2
1987-01-01 2
1987-04-01 2
1987-07-01 2
1987-10-01 82
1988-01-01 110
1988-04-01 101
1988-07-01 167
1988-10-01 295
1989-01-01 274
1989-04-01 404
1989-07-01 337
1989-10-01 203
1990-01-01 258
1990-04-01 214
1990-07-01 381
1990-10-01 379
1991-01-01 473
1991-04-01 477
1991-07-01 317
1991-10-01 321
1992-01-01 257
1992-04-01 214
1992-07-01 220
1992-10-01 140
1993-01-01 40
1993-04-01 78
1993-07-01 675
1993-10-01 617
1994-01-01 731
1994-04-01 659
1994-07-01 225
1994-10-01 225
1995-01-01 296
1995-04-01 299
1995-07-01 518
1995-10-01 515
1996-01-01 471
1996-04-01 471
1996-07-01 341
1996-10-01 193
1997-01-01 178
1997-04-01 118
1997-07-01 88
1997-10-01 174
1998-01-01 215
1998-04-01 344
1998-07-01 414
1998-10-01 471
1999-01-01 494
1999-04-01 525
1999-07-01 950
1999-10-01 1009
2000-01-01 1106
2000-04-01 2212
2000-07-01 1883
2000-10-01 2275
2001-01-01 2184
2001-04-01 2530
2001-07-01 3066
2001-10-01 2720
2002-01-01 2516
2002-04-01 2482
2002-07-01 2049
2002-10-01 1961
2003-01-01 2717
2003-04-01 2246
2003-07-01 2538
2003-10-01 2747
2004-01-01 1883
2004-04-01 2032
2004-07-01 3382
2004-10-01 4621
2005-01-01 7145
2005-04-01 5850
2005-07-01 5180
2005-10-01 5085
2006-01-01 5061
2006-04-01 5811
2006-07-01 6581
2006-10-01 6504
2007-01-01 7190
2007-04-01 7996
2007-07-01 7409
2007-10-01 7032
2008-01-01 8299
2008-04-01 10399
2008-07-01 11463
2008-10-01 9812
2009-01-01 8326
2009-04-01 6630
2009-07-01 7347
2009-10-01 7333
2010-01-01 7254
2010-04-01 7968
2010-07-01 9796
2010-10-01 12400
2011-01-01 14255
2011-04-01 17244
2011-07-01 17961
2011-10-01 16599
2012-01-01 17182
2012-04-01 15569
2012-07-01 16329
2012-10-01 19210
2013-01-01 21567
2013-04-01 27525
2013-07-01 37009
2013-10-01 39685
2014-01-01 41238
2014-04-01 42164
2014-07-01 43912
2014-10-01 39009
2015-01-01 33545
2015-04-01 34786
2015-07-01 29517
2015-10-01 24940
2016-01-01 27937
2016-04-01 30177
2016-07-01 35285
2016-10-01 32909
2017-01-01 35240
2017-04-01 37187
2017-07-01 34223
2017-10-01 36309
2018-01-01 40104
2018-04-01 44344