Quarterly Thousands
1987-03-31 299271
1987-06-30 387511
1987-09-30 395772
1987-12-31 349560
1988-03-31 390591
1988-06-30 489346
1988-09-30 413704
1988-12-31 300444
1989-03-31 254190
1989-06-30 314236
1989-09-30 310877
1989-12-31 281325
1990-03-31 283776
1990-06-30 267189
1990-09-30 259842
1990-12-31 251566
1991-03-31 252933
1991-06-30 312653
1991-09-30 261610
1991-12-31 232314
1992-03-31 227734
1992-06-30 259393
1992-09-30 231588
1992-12-31 176789
1993-03-31 218981
1993-06-30 283319.7
1993-09-30 260254.6
1993-12-31 230331.6
1994-03-31 244263.7
1994-06-30 283153.3
1994-09-30 255058.8
1994-12-31 231297.9
1995-03-31 214951.9
1995-06-30 236173.7
1995-09-30 232386.3
1995-12-31 225872.7
1996-03-31 225673.3
1996-06-30 282719.8
1996-09-30 293827.5
1996-12-31 282405.6
1997-03-31 258218.7
1997-06-30 355034.7
1997-09-30 317268.2
1997-12-31 341276.3
1998-03-31 358988.8
1998-06-30 451284.3
1998-09-30 443672.1
1998-12-31 394100.1
1999-03-31 434762.4
1999-06-30 558306.6
1999-09-30 544133
1999-12-31 454843.1
2000-03-31 463405.6
2000-06-30 573877.5
2000-09-30 544882.1
2000-12-31 513737
2001-03-31 612431
2001-06-30 764333.8
2001-09-30 743719.9
2001-12-31 689036.2
2002-03-31 765147.1
2002-06-30 944149.4
2002-09-30 931727.2
2002-12-31 924890.8
2003-03-31 904332.4
2003-06-30 1062182.1
2003-09-30 1110636.4
2003-12-31 1027671.3
2004-03-31 976352.5
2004-06-30 1040790
2004-09-30 913963.9
2004-12-31 717813.5
2005-03-31 730185.3
2005-06-30 896535.4
2005-09-30 911232.5
2005-12-31 842868.9
2006-03-31 841060.3
2006-06-30 927028
2006-09-30 907365.1
2006-12-31 858324.5
2007-03-31 850996
2007-06-30 927107.7
2007-09-30 853688
2007-12-31 659673.1
2008-03-31 645409
2008-06-30 585747
2008-09-30 437872.1
2008-12-31 321379.6
2009-03-31 294413.8
2009-06-30 351088.2
2009-09-30 347334.2
2009-12-31 306589.1
2010-03-31 284515.7
2010-06-30 326778.7
2010-09-30 312789.4
2010-12-31 278940.2
2011-03-31 289190.9
2011-06-30 312583.4
2011-09-30 330200.5
2011-12-31 295451.8
2012-03-31 288404.9
2012-06-30 300984.2
2012-09-30 282312.5
2012-12-31 278852.9
2013-03-31 257806.3
2013-06-30 336420.9
2013-09-30 348998.1
2013-12-31 343486.9
2014-03-31 326304.2
2014-06-30 337999.3
2014-09-30 337376
2014-12-31 295482.3
2015-03-31 290412
2015-06-30 367101.6
2015-09-30 389901.8
2015-12-31 357654.7
2016-03-31 352060
2016-06-30 399761.4
2016-09-30 372766.7
2016-12-31 366493.5
2017-03-31 363430.3
2017-06-30 390827.2
2017-09-30 397577.6
2017-12-31 374332.5
2018-03-31 348111.1
2018-06-30 409501
2018-09-30 402335.3
2018-12-31 375263.3
2019-03-31 362268.8
2019-06-30 400930.6
2019-09-30 407064
2019-12-31 379220.5
2020-03-31 368576.4
2020-06-30 192552
2020-09-30 397403.1
2020-12-31 429416.9
2021-03-31 386091.6
2021-06-30 414028.7
2021-09-30 391254.6
2021-12-31 370418.9
2022-03-31 389539.7
2022-06-30 386528.2
2022-09-30 408144.5
2022-12-31 271415.2
2023-03-31 239803.8
2023-06-30 296877.9
2023-09-30 254192.9
2023-12-31 233916.6