Jan ( N = 271 )

Feb ( N = 257 )

Mar ( N = 242 )

Apr ( N = 246 )

May ( N = 270 )

Jun ( N = 266 )

Jul ( N = 261 )

Aug ( N = 254 )

Sep ( N = 204 )

Oct ( N = 239 )

Nov ( N = 476 )

Dec ( N = 485 )