Jan ( N = 238 )

Feb ( N = 160 )

Mar ( N = 230 )

Apr ( N = 157 )

May ( N = 170 )

Jun ( N = 177 )

Jul ( N = 342 )

Aug ( N = 341 )

Sep ( N = 329 )

Oct ( N = 341 )

Nov ( N = 330 )

Dec ( N = 341 )