Jan ( N = 1518 )

Feb ( N = 1371 )

Mar ( N = 1466 )

Apr ( N = 1468 )

May ( N = 987 )

Jun ( N = 1401 )

Jul ( N = 1476 )

Aug ( N = 1512 )

Sep ( N = 1446 )

Oct ( N = 1507 )

Nov ( N = 1416 )

Dec ( N = 1519 )