Jan ( N = 1020 )

Feb ( N = 600 )

Mar ( N = 911 )

Apr ( N = 1077 )

May ( N = 1103 )

Jun ( N = 1045 )

Jul ( N = 1035 )

Aug ( N = 1131 )

Sep ( N = 1082 )

Oct ( N = 1123 )

Nov ( N = 1063 )

Dec ( N = 1126 )