Jan ( N = 497 )

Feb ( N = 15 )

Apr ( N = 164 )

May ( N = 1131 )

Jun ( N = 1052 )

Jul ( N = 1088 )

Aug ( N = 1072 )

Sep ( N = 856 )

Oct ( N = 547 )

Nov ( N = 836 )

Dec ( N = 984 )