Jan ( N = 286 )

Feb ( N = 1341 )

Mar ( N = 1482 )

Apr ( N = 1418 )

May ( N = 1362 )

Jun ( N = 1359 )

Jul ( N = 1034 )

Aug ( N = 675 )

Sep ( N = 1229 )

Oct ( N = 1458 )

Nov ( N = 1325 )

Dec ( N = 1367 )