449 5,810,768 154 203 Nov 2005 
820 15,604,628 184 278 Dec 2005
1,755 42,567,172 226 391 Jan 2006
1,967 45,462,142 249 422 Feb 2006 
1,432 24,867,299 348 420 Mar 2006 
1,041 21,613,673 315 310 Apr 2006
794 11,955,209 320 263 May 2006
880 13,411,155 305 325 Jun 2006
1,678 29,299,866 341 504 Jul 2006
1,400 30,094,037 263 401 Aug 2006
1,566 34,227,525 329 375 Sep 2006
1,514 16,299,252 433 567 Oct 2006 
597 7,408,956 324 251 Nov 2006
1,203 19,418,371 418 426 Dec 2006
1,113 14,303,899 430 403 Jan 2007
854 12,678,665 302 298 Feb 2007
1,024 16,612,438 376 364 Mar 2007
995 13,481,805 332 324 Apr 2007
1,282 22,483,904 344 385 May 2007
1,172 22,059,213 444 413 Jun 2007
1,439 20,286,796 496 453 Jul 2007
864 10,815,662 357 289 Aug 2007
853 14,114,825 275 291 Sep 2007
831 13,703,125 315 303 Oct 2007
932 13,306,107 273 324 Nov 2007
1,057 16,316,172 311 341 Dec 2007
1,338 21,574,089 359 471 Jan 2008
1,101 14,927,863 303 467 Feb 2008
1,463 27,343,050 361 568 Mar 2008
1,474 26,927,716 363 462 Apr 2008
1,464 23,065,408 431 499 May 2008
1,403 24,056,352 386 516 Jun 2008
1,586 23,307,951 368 520 Jul 2008
1,089 14,959,666 328 389 Aug 2008
934 13,630,743 279 280 Sep 2008
1,219 12,950,500 433 492 Oct 2008
1,321 16,767,106 493 551 Nov 2008
957 6,830,304 444 474 Dec 2008
1,112 12,530,987 459 520 Jan 2009
1,168 15,776,894 400 490 Feb 2009
1,188 16,956,031 385 458 Mar 2009
975 12,041,510 338 398 Apr 2009
943 11,596,487 339 419 May 2009
1,178 16,249,308 409 435 Jun 2009
1,083 14,116,733 438 428 Jul 2009
1,153 14,313,919 436 464 Aug 2009
933 8,960,521 379 414 Sep 2009
1,126 13,734,180 459 466 Oct 2009
980 8,404,243 445 492 Nov 2009
1,104 12,343,729 380 468 Dec 2009
1,045 10,912,363 390 460 Jan 2010
1,114 15,725,106 342 425 Feb 2010
1,530 18,740,324 465 529 Mar 2010
1,551 21,482,164 513 559 Apr 2010
1,317 17,413,619 455 512 May 2010
1,334 15,866,006 491 492 Jun 2010
1,270 13,739,394 497 536 Jul 2010
1,184 16,622,875 410 505 Aug 2010
1,184 13,415,016 428 547 Sep 2010
1,096 13,022,413 339 472 Oct 2010
964 6,814,026 418 486 Nov 2010
1,202 10,128,957 421 459 Dec 2010
1,907 31,119,483 526 650 Jan 2011
1,570 15,422,583 571 636 Feb 2011
1,653 18,195,827 624 686 Mar 2011
1,664 12,500,574 656 640 Apr 2011
1,333 8,350,854 616 640 May 2011
1,564 6,394,702 764 540 Jun 2011
1,075 5,862,597 574 514 Jul 2011
1,894 10,327,426 969 527 Aug 2011
1,716 11,795,356 709 546 Sep 2011
1,410 7,299,216 884 548 Oct 2011
1,579 7,462,880 958 541 Nov 2011
3,002 6,915,192 1,012 493 Dec 2011
1,273 4,721,662 874 348 Jan 2012
100 391,260 76 30 Feb 2012