Jan ( N = 86 )

Feb ( N = 98 )

Mar ( N = 239 )

Apr ( N = 185 )

May ( N = 238 )

Jun ( N = 199 )

Jul ( N = 210 )

Aug ( N = 203 )

Sep ( N = 222 )

Oct ( N = 234 )

Nov ( N = 235 )

Dec ( N = 245 )