Jan ( N = 192 )

Feb ( N = 190 )

Mar ( N = 213 )

Apr ( N = 215 )

May ( N = 217 )

Jun ( N = 210 )

Jul ( N = 216 )

Aug ( N = 217 )

Sep ( N = 217 )

Oct ( N = 257 )

Nov ( N = 307 )

Dec ( N = 293 )