Jan ( N = 447 )

Feb ( N = 433 )

Mar ( N = 487 )

Apr ( N = 404 )

May ( N = 120 )

Jun ( N = 464 )

Jul ( N = 473 )

Aug ( N = 422 )

Sep ( N = 412 )

Oct ( N = 389 )

Nov ( N = 333 )

Dec ( N = 316 )