At present the surface reaches a total of roughly 980 hectares and is made up of 83% Merlot varieties. A large number of vine-growers (about 3,800 in Ticino) work on their little land plots during their free time. In the last twenty years some have begun full time professional viticulture; they cultivate their vines and produce wine with their grapes. There are about 30 professional vine-growers-producers and a dozen vine-growers with their own vineyards. There are about 100 vine-growers who work half time and sell their own grapes to wine cellars. There are about 48,000 hectoliters (year 2000) of wine produced annually, about 92% of which DOC.