Jan ( N = 266 )

Feb ( N = 235 )

Mar ( N = 239 )

Apr ( N = 245 )

May ( N = 229 )

Jun ( N = 224 )

Jul ( N = 218 )

Aug ( N = 206 )

Sep ( N = 217 )

Oct ( N = 195 )

Nov ( N = 192 )

Dec ( N = 191 )