You'd need to specify a reason you think you might not have to finish the year in order for us to shoot it down in flames.(Basically, the general answer is yes, you have to finish the school year, but there might be specific circumstances in which you don't. For example, if you graduate early, then you've graduated and not only do you not have to finish out the year you probably can't finish out the year.)
Yes, Michael Schumaker did finish on the podium for the entire year with Ferrari.
1889
1991
1978
1889
They lost
1994
2010
1945
1869
they lasted for 400 year ago from now