Jan ( N = 262 )

Feb ( N = 177 )

Mar ( N = 262 )

Apr ( N = 278 )

May ( N = 313 )

Jun ( N = 395 )

Jul ( N = 239 )

Aug ( N = 408 )

Sep ( N = 377 )

Oct ( N = 360 )

Nov ( N = 213 )

Dec ( N = 234 )