Quarterly Millions of US Dollars
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 0
1980-10-01 0
1981-01-01 0
1981-04-01 0
1981-07-01 0
1981-10-01 0
1982-01-01 21
1982-04-01 20
1982-07-01 20
1982-10-01 21
1983-01-01 30
1983-04-01 30
1983-07-01 30
1983-10-01 30
1984-01-01 0
1984-04-01 0
1984-07-01 0
1984-10-01 4
1985-01-01 4
1985-04-01 44
1985-07-01 92
1985-10-01 95
1986-01-01 106
1986-04-01 55
1986-07-01 0
1986-10-01 0
1987-01-01 0
1987-04-01 68
1987-07-01 68
1987-10-01 82
1988-01-01 81
1988-04-01 75
1988-07-01 74
1988-10-01 80
1989-01-01 220
1989-04-01 445
1989-07-01 517
1989-10-01 515
1990-01-01 363
1990-04-01 66
1990-07-01 72
1990-10-01 147
1991-01-01 142
1991-04-01 145
1991-07-01 75
1991-10-01 0
1992-01-01 0
1992-04-01 0
1992-07-01 142
1992-10-01 124
1993-01-01 124
1993-04-01 118
1993-07-01 0
1993-10-01 0
1994-01-01 134
1994-04-01 192
1994-07-01 317
1994-10-01 332
1995-01-01 363
1995-04-01 329
1995-07-01 219
1995-10-01 139
1996-01-01 231
1996-04-01 204
1996-07-01 220
1996-10-01 206
1997-01-01 81
1997-04-01 87
1997-07-01 0
1997-10-01 0
1998-01-01 0
1998-04-01 100
1998-07-01 340
1998-10-01 240
1999-01-01 408
1999-04-01 405
1999-07-01 239
1999-10-01 246
2000-01-01 60
2000-04-01 438
2000-07-01 104
2000-10-01 508
2001-01-01 761
2001-04-01 960
2001-07-01 1020
2001-10-01 739
2002-01-01 412
2002-04-01 427
2002-07-01 1712
2002-10-01 1414
2003-01-01 1386
2003-04-01 1299
2003-07-01 886
2003-10-01 1142
2004-01-01 586
2004-04-01 482
2004-07-01 701
2004-10-01 962
2005-01-01 1095
2005-04-01 1369
2005-07-01 523
2005-10-01 655
2006-01-01 375
2006-04-01 2485
2006-07-01 2658
2006-10-01 1943
2007-01-01 1941
2007-04-01 1029
2007-07-01 1068
2007-10-01 992
2008-01-01 1113
2008-04-01 323
2008-07-01 324
2008-10-01 299
2009-01-01 125
2009-04-01 127
2009-07-01 134
2009-10-01 0
2010-01-01 0
2010-04-01 282
2010-07-01 300
2010-10-01 307
2011-01-01 302
2011-04-01 0
2011-07-01 0
2011-10-01 0
2012-01-01 0
2012-04-01 251
2012-07-01 258
2012-10-01 232
2013-01-01 212
2013-04-01 0
2013-07-01 0
2013-10-01 0
2014-01-01 0
2014-04-01 99
2014-07-01 91
2014-10-01 84
2015-01-01 83
2015-04-01 50
2015-07-01 150
2015-10-01 100
2016-01-01 150
2016-04-01 150
2016-07-01 272
2016-10-01 255
2017-01-01 150
2017-04-01 150
2017-07-01 130
2017-10-01 130