I also might add with the Frame Rate Hack, I also get a 2fps with a 350degree shutter. For those light streak looks.
Here are your frame rate choices. 2,3,4,6,8,10,12,14,16,18,20,22,23,24,26,27,28,30, 32,34,36,38,40,42,44,46,48,50,52,54,56,58,60.
And you only get 4mins, if you shoot 60fps...