Jan ( N = 627 )
Feb ( N = 643 )
Mar ( N = 558 )
Apr ( N = 491 )
May ( N = 1035 )
Jun ( N = 20 )
Jul ( N = 746 )
Aug ( N = 1188 )
Sep ( N = 1163 )
Oct ( N = 1204 )
Nov ( N = 1170 )
Dec ( N = 1200 )