The Finnish SM-Liiga has a real treasure trove of data. Most of it is basically the same as the NHL's data, but they also have exact locations where pucks went into the net. Not that we didn't already know what this chart was going to look like, but it's still interesting to see it:
The frequency of goal locations is instructive:
Put the puck right under the crossbar if you want to score - low glove side also works.