Quarterly
2003-12-31 259.7655
2004-03-31 259.7334
2004-06-30 252.1372
2004-09-30 248.6882
2004-12-31 245.9105
2005-03-31 244.9934
2005-06-30 249.5968
2005-09-30 245.5352
2005-12-31 251.793
2006-03-31 254.6603
2006-06-30 266.8923
2006-09-30 275.2481
2006-12-31 260.11
2007-03-31 252.2042
2007-06-30 248.2297
2007-09-30 251.7928
2007-12-31 252.7531
2008-03-31 259.3277
2008-06-30 247.9606
2008-09-30 236.0994
2008-12-31 263.2427
2009-03-31 294.3278
2009-06-30 285.5736
2009-09-30 271.3912
2009-12-31 270.855
2010-03-31 268.5611
2010-06-30 274.952
2010-09-30 282.2072
2010-12-31 275.7772
2011-03-31 272.2478
2011-06-30 266.4835
2011-09-30 275.0132
2011-12-31 303.7008
2012-03-31 296.3566
2012-06-30 293.685
2012-09-30 283.0083
2012-12-31 283.2331
2013-03-31 296.2745
2013-06-30 295.7008
2013-09-30 297.8518
2013-12-31 297.4402
2014-03-31 307.8857
2014-06-30 305.8992
2014-09-30 312.2888
2014-12-31 308.5233
2015-03-31 308.6527
2015-06-30 306.3649
2015-09-30 312.0108
2015-12-31 312.6048
2016-03-31 311.9234
2016-06-30 313.4211
2016-09-30 311.0665
2016-12-31 309.4433
2017-03-31 309.1103
2017-06-30 309.8425
2017-09-30 306.4439
2017-12-31 311.6473
2018-03-31 310.9859
2018-06-30 317.2074
2018-09-30 324.0191
2018-12-31 322.9239
2019-03-31 317.9313
2019-06-30 322.9833
2019-09-30 328.1722
2019-12-31 331.898
2020-03-31 339.3966
2020-06-30 351.5638
2020-09-30 353.3748
2020-12-31 360.4648
2021-03-31 361.1519
2021-06-30 354.5146