Jan ( N = 194 )

Feb ( N = 336 )

Mar ( N = 312 )

Apr ( N = 360 )

May ( N = 372 )

Jun ( N = 360 )

Jul ( N = 372 )

Aug ( N = 372 )

Sep ( N = 360 )

Oct ( N = 372 )

Nov ( N = 360 )

Dec ( N = 372 )