Jan ( N = 1191 )

Feb ( N = 1105 )

Mar ( N = 1208 )

Apr ( N = 1141 )

May ( N = 1207 )

Jun ( N = 1170 )

Jul ( N = 1209 )

Aug ( N = 1208 )

Sep ( N = 623 )

Jan ( N = None )

Feb ( N = 192 )

Mar ( N = 1105 )

Apr ( N = 1169 )

May ( N = 1205 )

Jun ( N = 1167 )

Jul ( N = 1206 )

Aug ( N = 1208 )

Sep ( N = 1169 )

Oct ( N = 1208 )

Nov ( N = 1170 )

Dec ( N = 1208 )