Jan ( N = 1411 )

Feb ( N = 1279 )

Mar ( N = 1426 )

Apr ( N = 1372 )

May ( N = 1360 )

Jun ( N = 1371 )

Jul ( N = 1400 )

Aug ( N = 1382 )

Sep ( N = 1378 )

Oct ( N = 1418 )

Nov ( N = 1350 )

Dec ( N = 1416 )