Jan ( N = 90 )

Feb ( N = 66 )

Mar ( N = 229 )

Apr ( N = 177 )

May ( N = 129 )

Jun ( N = 124 )

Jul ( N = 93 )

Aug ( N = 66 )

Sep ( N = 217 )

Oct ( N = 235 )

Nov ( N = 235 )

Dec ( N = 245 )