Jan ( N = 321 )

Feb ( N = 294 )

Mar ( N = 197 )

Apr ( N = 155 )

May ( N = 295 )

Jun ( N = 230 )

Jul ( N = 208 )

Aug ( N = 103 )

Sep ( N = 115 )

Oct ( N = 161 )

Nov ( N = 318 )

Dec ( N = 410 )