Jan ( N = 2263 )
Feb ( N = 2107 )
Mar ( N = 2259 )
Apr ( N = 2190 )
May ( N = 2240 )
Jun ( N = 2182 )
Jul ( N = 2260 )
Aug ( N = 2258 )
Sep ( N = 2190 )
Oct ( N = 2256 )
Nov ( N = 2189 )
Dec ( N = 2263 )