Jan ( N = 82 )

Feb ( N = 91 )

Mar ( N = 245 )

Apr ( N = 182 )

May ( N = 236 )

Jun ( N = 205 )

Jul ( N = 221 )

Aug ( N = 214 )

Sep ( N = 227 )

Oct ( N = 234 )

Nov ( N = 236 )

Dec ( N = 245 )