Jan ( N = 270 )

Feb ( N = 133 )

Mar ( N = 424 )

Apr ( N = 490 )

May ( N = 304 )

Jun ( N = 270 )

Jul ( N = 1135 )

Aug ( N = 1001 )

Sep ( N = 1086 )

Oct ( N = 1147 )

Nov ( N = 1094 )

Dec ( N = 1139 )