In 2008 the TTB received and processed over 130,000 label approval applications, 80% of which were for wine. (the remaining 15% were for beer & spirits labels.) Those numbers have been going up steadily
By now all California wineries as holders of the ABC type 02, or winegrower license would have received in the mail an annual required report from the California ABC. This is the Winegrowers/Blenders report.