Jan ( N = 1454 )

Feb ( N = 1302 )

Mar ( N = 1452 )

Apr ( N = 1398 )

May ( N = 1457 )

Jun ( N = 1410 )

Jul ( N = 1461 )

Aug ( N = 1452 )

Sep ( N = 1275 )

Oct ( N = 1453 )

Nov ( N = 1408 )

Dec ( N = 1408 )