Jan ( N = 617 )

Feb ( N = 1078 )

Mar ( N = 1329 )

Apr ( N = 1126 )

May ( N = 1235 )

Jun ( N = 608 )

Aug ( N = 982 )

Sep ( N = 1247 )

Oct ( N = 1289 )

Nov ( N = 1245 )

Dec ( N = 1301 )