Jan ( N = 434 )
Feb ( N = 379 )
Mar ( N = 423 )
Apr ( N = 414 )
May ( N = 428 )
Jun ( N = 403 )
Jul ( N = 413 )
Aug ( N = 434 )
Sep ( N = 419 )
Oct ( N = 431 )
Nov ( N = 364 )
Dec ( N = 433 )