Jan ( N = 83 )

Feb ( N = 78 )

Mar ( N = 184 )

Apr ( N = 191 )

May ( N = 214 )

Jun ( N = 205 )

Jul ( N = 220 )

Aug ( N = 219 )

Sep ( N = 213 )

Oct ( N = 319 )

Nov ( N = 337 )

Dec ( N = 347 )