Jan ( N = 433 )
Feb ( N = 392 )
Mar ( N = 273 )
Apr ( N = 420 )
May ( N = 434 )
Jun ( N = 417 )
Jul ( N = 179 )
Aug ( N = 189 )
Sep ( N = 415 )
Oct ( N = 433 )
Nov ( N = 419 )
Dec ( N = 434 )