Jan ( N = 1207 )

Feb ( N = 1130 )

Mar ( N = 1206 )

Apr ( N = 1715 )

May ( N = 2947 )

Jun ( N = 3504 )

Jul ( N = 3771 )

Aug ( N = 3647 )

Sep ( N = 2744 )

Oct ( N = 1198 )

Nov ( N = 1169 )

Dec ( N = 1170 )