Jan ( N = 1278 )

Feb ( N = 1271 )

Mar ( N = 1424 )

Apr ( N = 1379 )

May ( N = 1418 )

Jun ( N = 1283 )

Jul ( N = 1305 )

Aug ( N = 1399 )

Sep ( N = 1375 )

Oct ( N = 1421 )

Nov ( N = 1364 )

Dec ( N = 1426 )