Jan ( N = 367 )

Feb ( N = 908 )

Mar ( N = 1109 )

Apr ( N = 1049 )

May ( N = 1063 )

Jun ( N = 1051 )

Jul ( N = 1109 )

Aug ( N = 304 )

Sep ( N = 640 )

Oct ( N = 1176 )

Nov ( N = 1132 )

Dec ( N = 1177 )