Quarterly Millions of US Dollars
1977-04-01 10
1977-07-01 10
1977-10-01 10
1978-01-01 10
1978-04-01 10
1978-07-01 11
1978-10-01 11
1979-01-01 10
1979-04-01 25
1979-07-01 27
1979-10-01 26
1980-01-01 24
1980-04-01 26
1980-07-01 26
1980-10-01 25
1981-01-01 24
1981-04-01 23
1981-07-01 23
1981-10-01 24
1982-01-01 23
1982-04-01 12
1982-07-01 12
1982-10-01 13
1983-01-01 12
1983-04-01 12
1983-07-01 12
1983-10-01 11
1984-01-01 12
1984-04-01 11
1984-07-01 10
1984-10-01 210
1985-01-01 210
1985-04-01 210
1985-07-01 211
1985-10-01 212
1986-01-01 213
1986-04-01 200
1986-07-01 200
1986-10-01 200
1987-01-01 200
1987-04-01 200
1987-07-01 200
2003-10-01 270
2004-01-01 270
2004-04-01 270
2004-07-01 270
2004-10-01 457
2005-01-01 457
2005-04-01 457
2005-07-01 457
2005-10-01 1157
2006-01-01 1157
2006-04-01 2157
2006-07-01 2601
2006-10-01 4132
2007-01-01 4726
2007-04-01 5402
2007-07-01 8142
2007-10-01 8189
2008-01-01 8206
2008-04-01 9544
2008-07-01 9365
2008-10-01 9293
2009-01-01 9326
2009-04-01 9480
2009-07-01 11412
2009-10-01 11387
2010-01-01 12015
2010-04-01 11904
2010-07-01 12053
2010-10-01 12361
2011-01-01 12411
2011-04-01 11428
2011-07-01 11420
2011-10-01 12276
2012-01-01 12284
2012-04-01 14043
2012-07-01 13065
2012-10-01 13075
2013-01-01 11679
2013-04-01 14128
2013-07-01 14158
2013-10-01 15451
2014-01-01 15461
2014-04-01 17484
2014-07-01 17212
2014-10-01 17202
2015-01-01 15786
2015-04-01 15817
2015-07-01 14286
2015-10-01 13283
2016-01-01 13313
2016-04-01 14077
2016-07-01 14906
2016-10-01 45100
2017-01-01 45614
2017-04-01 55788
2017-07-01 56011
2017-10-01 70505
2018-01-01 71999
2018-04-01 82985