Jan ( N = 487 )

Feb ( N = 916 )

Mar ( N = 796 )

Apr ( N = 1025 )

May ( N = 1171 )

Jun ( N = 960 )

Jul ( N = 990 )

Aug ( N = 1165 )

Sep ( N = 891 )

Oct ( N = 801 )

Nov ( N = 613 )

Dec ( N = 213 )