Jan ( N = 563 )

Feb ( N = 1345 )

Mar ( N = 1487 )

Apr ( N = 1424 )

May ( N = 1465 )

Jun ( N = 1403 )

Jul ( N = 1079 )

Aug ( N = 1487 )

Sep ( N = 1428 )

Oct ( N = 1468 )

Nov ( N = 1149 )

Dec ( N = 172 )