Jan ( N = 188 )

Feb ( N = 173 )

Mar ( N = 187 )

Apr ( N = 182 )

May ( N = 190 )

Jun ( N = 177 )

Jul ( N = 183 )

Aug ( N = 187 )

Sep ( N = 184 )

Oct ( N = 190 )

Nov ( N = 180 )

Dec ( N = 186 )