Jan ( N = 532 )
Feb ( N = 908 )
Mar ( N = 661 )
Apr ( N = 1073 )
May ( N = 1165 )
Jun ( N = 1140 )
Jul ( N = 1178 )
Aug ( N = 1166 )
Sep ( N = 1140 )
Oct ( N = 1177 )
Nov ( N = 875 )
Dec ( N = 614 )