May ( N = 157 )

Jun ( N = 202 )

Jul ( N = 175 )

Aug ( N = 177 )

Sep ( N = 94 )

Jan ( N = 76 )

Feb ( N = 91 )

Mar ( N = 170 )

Apr ( N = 233 )

May ( N = 243 )

Jun ( N = 238 )

Jul ( N = 241 )

Aug ( N = 242 )

Sep ( N = 236 )

Oct ( N = 20 )

Sep ( N = 84 )

Oct ( N = 130 )

Nov ( N = 66 )

Dec ( N = 65 )