It depends on the quality of clutch in the vehicle you have. my sister used to ride her clutch a lot, as did a few other people i knew. If you are lucky, your clutch may last a year or two... its best not to ride the clutch too much if you can help it.
As long as you don't ' ride the clutch' it is not uncommon to go 100,000 + miles. Trucks will be less if they are worked hard.If you know what you're doing they last a long, long time. My friend has...