2008-04-01 to 2008-07-01 (64 threads) 2008-01-01 to 2008-04-01 (100 threads) 2007-10-01 to 2008-01-01 (98 threads) 2007-07-01 to 2007-10-01 (110 threads) 2007-04-01 to 2007-07-01 (113 threads) 2007-01-01 to 2007-04-01 (156 threads) 2006-10-01 to 2007-01-01 (138 threads) 2006-07-01 to 2006-10-01 (135 threads) 2006-04-01 to 2006-07-01 (157 threads) 2006-01-01 to 2006-04-01 (225 threads) 2005-10-01 to 2006-01-01 (241 threads) 2005-07-01 to 2005-10-01 (274 threads) 2005-04-01 to 2005-07-01 (322 threads) 2005-01-01 to 2005-04-01 (335 threads) 2004-10-01 to 2005-01-01 (268 threads) 2004-07-01 to 2004-10-01 (280 threads) 2004-04-01 to 2004-07-01 (313 threads) 2004-01-01 to 2004-04-01 (312 threads) 2003-10-01 to 2004-01-01 (301 threads) 2003-07-01 to 2003-10-01 (306 threads) 2003-04-01 to 2003-07-01 (303 threads) 2003-01-01 to 2003-04-01 (268 threads) 2002-10-01 to 2003-01-01 (173 threads) 2002-07-01 to 2002-10-01 (180 threads) 2002-04-01 to 2002-07-01 (131 threads) 2002-01-01 to 2002-04-01 (81 threads) 2001-10-01 to 2002-01-01 (41 threads) 2001-07-01 to 2001-10-01 (22 threads)
