Apr ( N = 15 )
May ( N = 317 )
Jun ( N = 349 )
Jul ( N = 307 )
Aug ( N = 368 )
Sep ( N = 304 )
Oct ( N = 282 )
May ( N = 139 )
Jun ( N = 397 )
Jul ( N = 354 )
Aug ( N = 456 )
Sep ( N = 347 )
Oct ( N = 358 )
Nov ( N = 235 )
Dec ( N = 137 )