Jan ( N = 196 )

Feb ( N = 208 )

Mar ( N = 174 )

Apr ( N = 137 )

May ( N = 178 )

Jun ( N = 100 )

Jul ( N = 85 )

Aug ( N = 197 )

Sep ( N = 157 )

Oct ( N = 152 )

Nov ( N = 223 )

Dec ( N = 240 )