A Draw in Chess

How many ways can a game of chess end?

A chess game ends with:

1. Checkmate
2. Resignation
3. Draw

With a checkmate, one player wins and gets one full point. With a player's resignation, he losses and gives full point to is opponent. Now comes the draw which means, neither of the two player wins or losses but they half the point so they each get .5 or 1/2.

Now here is an example of a drawn game due to stalemate, I was playing with the black pieces here: