Quarterly Millions of US Dollars
1967-04-01 20
1967-07-01 20
1967-10-01 20
1968-01-01 20
1968-04-01 20
1968-07-01 20
1968-10-01 20
1969-01-01 20
1969-04-01 20
1969-07-01 20
1969-10-01 20
1970-01-01 20
1970-04-01 20
1970-07-01 20
1970-10-01 20
1971-01-01 48
1971-04-01 49
1971-07-01 50
1971-10-01 96
1972-01-01 130
1972-04-01 130
1972-07-01 140
1972-10-01 186
1973-01-01 237
1973-04-01 283
1973-07-01 285
1973-10-01 262
1974-01-01 275
1974-04-01 272
1974-07-01 291
1974-10-01 310
1975-01-01 337
1975-04-01 354
1975-07-01 353
1975-10-01 356
1976-01-01 372
1976-04-01 437
1976-07-01 480
1976-10-01 582
1977-01-01 630
1977-04-01 694
1977-07-01 725
1977-10-01 832
1978-01-01 864
1978-04-01 987
1978-07-01 1093
1978-10-01 1109
1979-01-01 1227
1979-04-01 1375
1979-07-01 1501
1979-10-01 1523
1980-01-01 1476
1980-04-01 1759
1980-07-01 1789
1980-10-01 1769
1981-01-01 1660
1981-04-01 1681
1981-07-01 1711
1981-10-01 1913
1982-01-01 1900
1982-04-01 1933
1982-07-01 1887
1982-10-01 2032
1983-01-01 2098
1983-04-01 2185
1983-07-01 2263
1983-10-01 2302
1984-01-01 2400
1984-04-01 2127
1984-07-01 1977
1984-10-01 1981
1985-01-01 1990
1985-04-01 2218
1985-07-01 2505
1985-10-01 2396
1986-01-01 2439
1986-04-01 2537
1986-07-01 3034
1986-10-01 3436
1987-01-01 3571
1987-04-01 3304
1987-07-01 3571
1987-10-01 4017
1988-01-01 4085
1988-04-01 3659
1988-07-01 3662
1988-10-01 4136
1989-01-01 3804
1989-04-01 3707
1989-07-01 3650
1989-10-01 3780
1990-01-01 3631
1990-04-01 3666
1990-07-01 3637
1990-10-01 3584
1991-01-01 3201
1991-04-01 3037
1991-07-01 3204
1991-10-01 3299
1992-01-01 3084
1992-04-01 3249
1992-07-01 3319
1992-10-01 2862
1993-01-01 2723
1993-04-01 2679
1993-07-01 2910
1993-10-01 2494
1994-01-01 2288
1994-04-01 2312
1994-07-01 2331
1994-10-01 2128
1995-01-01 2349
1995-04-01 2251
1995-07-01 2129
1995-10-01 1885
1996-01-01 1608
1996-04-01 1546
1996-07-01 1125
1996-10-01 1113
1997-01-01 1054
1997-04-01 1089
1997-07-01 1059
1997-10-01 989
1998-01-01 967
1998-04-01 949
1998-07-01 989
1998-10-01 690
1999-01-01 650
1999-04-01 1148
1999-07-01 1757
1999-10-01 1680
2000-01-01 1615
2000-04-01 2020
2000-07-01 1439
2000-10-01 1476
2001-01-01 1389
2001-04-01 1349
2001-07-01 1446
2001-10-01 1818
2002-01-01 1801
2002-04-01 2380
2002-07-01 2352
2002-10-01 2496
2003-01-01 2517
2003-04-01 3256
2003-07-01 3332
2003-10-01 3852
2004-01-01 4298
2004-04-01 4267
2004-07-01 4345
2004-10-01 4060
2005-01-01 4578
2005-04-01 3688
2005-07-01 3671
2005-10-01 3534
2006-01-01 3615
2006-04-01 4836
2006-07-01 4817
2006-10-01 5001
2007-01-01 5054
2007-04-01 5392
2007-07-01 5826
2007-10-01 6039
2008-01-01 6468
2008-04-01 6646
2008-07-01 6209
2008-10-01 6048
2009-01-01 5795
2009-04-01 3595
2009-07-01 5403
2009-10-01 7405
2010-01-01 7967
2010-04-01 8365
2010-07-01 9243
2010-10-01 9069
2011-01-01 10198
2011-04-01 10803
2011-07-01 10530
2011-10-01 10343
2012-01-01 11522
2012-04-01 9903
2012-07-01 9176
2012-10-01 9691
2013-01-01 11047
2013-04-01 12164
2013-07-01 12692
2013-10-01 16098
2014-01-01 18522
2014-04-01 19528
2014-07-01 22503
2014-10-01 19964
2015-01-01 22069
2015-04-01 24101
2015-07-01 23487
2015-10-01 23578
2016-01-01 24890
2016-04-01 26199
2016-07-01 28206
2016-10-01 28667
2017-01-01 29027
2017-04-01 35465
2017-07-01 36372
2017-10-01 37564
2018-01-01 40504
2018-04-01 39914