Quarterly Millions of US Dollars
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 18
1978-07-01 18
1978-10-01 18
1979-01-01 18
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 17
1982-04-01 17
1982-07-01 17
1982-10-01 17
1983-01-01 21
1983-04-01 21
1983-07-01 59
1983-10-01 58
1984-01-01 77
1984-04-01 72
1984-07-01 33
1984-10-01 55
1985-01-01 36
1985-04-01 36
1985-07-01 141
1985-10-01 182
1986-01-01 175
1986-04-01 244
1986-07-01 152
1986-10-01 63
1987-01-01 151
1987-04-01 82
1987-07-01 82
1987-10-01 99
1988-01-01 26
1988-04-01 23
1988-07-01 22
1988-10-01 23
1989-01-01 0
1989-04-01 0
1989-07-01 86
1989-10-01 84
1990-01-01 76
1990-04-01 79
1990-07-01 0
1990-10-01 111
1991-01-01 107
1991-04-01 109
1991-07-01 113
1991-10-01 0
1992-01-01 0
1992-04-01 0
1992-07-01 0
1992-10-01 0
1993-01-01 0
1993-04-01 0
1993-07-01 0
1993-10-01 0
1994-01-01 0
1994-04-01 0
1994-07-01 0
1994-10-01 0
1995-01-01 150
1995-04-01 150
1995-07-01 150
1995-10-01 150
1996-01-01 0
1996-04-01 0
1996-07-01 0
1996-10-01 28
1997-01-01 85
1997-04-01 113
1997-07-01 171
1997-10-01 171
1998-01-01 171
1998-04-01 171
1998-07-01 171
1998-10-01 1120
1999-01-01 1120
1999-04-01 1410
1999-07-01 1410
1999-10-01 503
2000-01-01 503
2000-04-01 256
2000-07-01 256
2000-10-01 256
2001-01-01 335
2001-04-01 1114
2001-07-01 1117
2001-10-01 1369
2002-01-01 1293
2002-04-01 516
2002-07-01 763
2002-10-01 509
2003-01-01 1640
2003-04-01 1872
2003-07-01 2147
2003-10-01 2191
2004-01-01 1216
2004-04-01 978
2004-07-01 690
2004-10-01 908
2005-01-01 664
2005-04-01 1065
2005-07-01 751
2005-10-01 1757
2006-01-01 1772
2006-04-01 1447
2006-07-01 1743
2006-10-01 424
2007-01-01 424
2007-04-01 1038
2007-07-01 740
2007-10-01 740
2008-01-01 1676
2008-04-01 936
2008-07-01 936
2008-10-01 936
2009-01-01 1411
2009-04-01 1464
2009-07-01 1497
2009-10-01 2041
2010-01-01 2059
2010-04-01 2059
2010-07-01 2059
2010-10-01 2115
2011-01-01 817
2011-04-01 834
2011-07-01 863
2011-10-01 213
2012-01-01 1000
2012-04-01 1000
2012-07-01 1249
2012-10-01 1249
2013-01-01 1949
2013-04-01 1949
2013-07-01 1756
2013-10-01 1756
2014-01-01 1106
2014-04-01 1106
2014-07-01 1050
2014-10-01 1050
2015-01-01 1237
2015-04-01 1259
2015-07-01 1259
2015-10-01 1714
2016-01-01 1374
2016-04-01 1374
2016-07-01 1374
2016-10-01 904
2017-01-01 0
2017-04-01 0
2017-07-01 0
2017-10-01 0
2018-01-01 1100
2018-04-01 2600