Jan ( N = 2361 )

Feb ( N = 2049 )

Mar ( N = 1750 )

Apr ( N = 2272 )

May ( N = 2282 )

Jun ( N = 2303 )

Jul ( N = 2323 )

Aug ( N = 2387 )

Sep ( N = 2300 )

Oct ( N = 2381 )

Nov ( N = 1695 )

Dec ( N = 2392 )