Jan ( N = 1161 )

Feb ( N = 1058 )

Mar ( N = 1168 )

Apr ( N = 1121 )

May ( N = 1110 )

Jun ( N = 935 )

Jul ( N = 968 )

Aug ( N = 1028 )

Sep ( N = 904 )

Oct ( N = 976 )

Nov ( N = 1123 )

Dec ( N = 1165 )