Jan ( N = 1234 )

Feb ( N = 1268 )

Mar ( N = 1412 )

Apr ( N = 1328 )

May ( N = 1376 )

Jun ( N = 1318 )

Jul ( N = 1355 )

Aug ( N = 1378 )

Sep ( N = 1302 )

Oct ( N = 1294 )

Nov ( N = 1158 )

Dec ( N = 878 )