Jan ( N = 183 )

Feb ( N = 171 )

Mar ( N = 185 )

Apr ( N = 181 )

May ( N = 173 )

Jun ( N = 183 )

Jul ( N = 184 )

Aug ( N = 187 )

Sep ( N = 180 )

Oct ( N = 187 )

Nov ( N = 173 )

Dec ( N = 192 )