A bit confused

Channel / All time report

[Shulc]

When i went to see my earnings (all time) i get eg. 300.00$
But when i went to the Channel&Day report for December i got the double sum like 600.00$ so did it ever happened to anyone? And WHAT is my earning? hehehe :)
Thanks

[joelgreen]

Because of overlapping:
[webmasterworld.com...]