Jan ( N = 1250 )

Feb ( N = 982 )

Mar ( N = 1100 )

Apr ( N = 1424 )

May ( N = 1278 )

Jun ( N = 1489 )

Jul ( N = 1343 )

Aug ( N = 1358 )

Sep ( N = 907 )

Oct ( N = 705 )

Nov ( N = 1579 )

Dec ( N = 1737 )