Jan ( N = 279 )

Feb ( N = 252 )

Mar ( N = 279 )

Apr ( N = 270 )

May ( N = 279 )

Jun ( N = 259 )

Jul ( N = 184 )

Aug ( N = 255 )

Sep ( N = 241 )

Oct ( N = 276 )

Nov ( N = 254 )

Dec ( N = 266 )