Jan ( N = 125 )

Feb ( N = 109 )

Mar ( N = 148 )

Apr ( N = 175 )

May ( N = 182 )

Jun ( N = 157 )

Jul ( N = 151 )

Aug ( N = 185 )

Sep ( N = 169 )

Oct ( N = 221 )

Nov ( N = 156 )

Dec ( N = 83 )