Jan ( N = 89 )

Feb ( N = 65 )

Mar ( N = 233 )

Apr ( N = 179 )

May ( N = 138 )

Jun ( N = 139 )

Jul ( N = 115 )

Aug ( N = 81 )

Sep ( N = 217 )

Oct ( N = 235 )

Nov ( N = 234 )

Dec ( N = 246 )