2004

January 0

February 0

March 123

April 104

May 104

June 80

July 110

August 126

September 90

October 100

November 84

December 95

2005

January 101

February 94

March 110

April 95

May 98

June 39

July 51

August 107

September 89

October 179

November 159

December 64

2006

January 135

February 91

March 99

April 60

May 91

June 81

July 10

August 0

September 2

October 0

November 1

December 1

2007

January 0

February 0

March 0

April 0

May 0

June 7

July 8

August 7

September 2

October 1

November 0

December 0

2008

January 0

February 4

March 3

April 17

May 6

June 0

July 0

August 0

September 0

October 0

November 0

December 0