Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

2004

25

57

214

364

2005

487

540

8,165

10,955

11,424

14,159

15,757

16,830

15,685

17,745

18,586

26,434

2006

42,591

35,646

42,113

42,975

37,902

40,769

39,851

36,878

40,827

47,622

40,170

43,749

2007

41,709

36,784

38,276

42,341

50,004

47,521

45,598

40,737

41,560

41,773

35,541

48,293

2008

38,868

35,513

52,914

46,484

54,897