The short term reward(s) of not quitting outweigh the long term reward(s) of doing so, that's how addictions work (and the human body in general).
Nice stats, but those aren't going to force any brains to not crave nicotine anymore (sadly enough).
Gratz on not having smoked for 17 days though, been there, it get's easier!
Gl!
Edit: my ava shall be your daily temptation, consider it a test