Beat it! Endgame stats under the spoiler tags:
spoiler (click to show/hide)

That's one death every 8.5 seconds. RIDE 'EM COWBOY!
It might seem a bit short, but as the game is LITERALLY all-killer-no-filler (and $15) I am willing to cut it some slack.
There are some post-game options too:
spoiler (click to show/hide)
Time Trials, finding all the trinkets, the SUPER GRAVITRON survival chamber, and vertical flip mode
One of the best gaming experience I've had in months.