Jan ( N = 342 )

Feb ( N = 318 )

Mar ( N = 339 )

Apr ( N = 322 )

May ( N = 339 )

Jun ( N = 330 )

Jul ( N = 341 )

Aug ( N = 341 )

Sep ( N = 293 )

Oct ( N = 341 )

Nov ( N = 325 )

Dec ( N = 295 )