Jan ( N = 339 )

Feb ( N = 306 )

Mar ( N = 341 )

Apr ( N = 330 )

May ( N = 334 )

Jun ( N = 246 )

Jul ( N = 340 )

Aug ( N = 341 )

Sep ( N = 329 )

Oct ( N = 285 )

Nov ( N = 417 )

Dec ( N = 435 )