Jan ( N = 298 )
Feb ( N = 268 )
Mar ( N = 301 )
Apr ( N = 137 )
May ( N = 78 )
Jun ( N = 84 )
Jul ( N = 55 )
Aug ( N = 83 )
Sep ( N = 85 )
Oct ( N = 94 )
Nov ( N = 89 )
Dec ( N = 98 )