Jan ( N = 88 )

Feb ( N = 66 )

Mar ( N = 236 )

Apr ( N = 184 )

May ( N = 124 )

Jun ( N = 144 )

Jul ( N = 126 )

Aug ( N = 78 )

Sep ( N = 219 )

Oct ( N = 229 )

Nov ( N = 234 )

Dec ( N = 247 )