condition mean min max 0 h after light 0.368937 0.0 0.737874 4 h after light 1.2974649999999999 1.09125 1.50368 8 h after light 4.531985 4.31889 4.74508 4 h after dark 1.724355 1.63699 1.81172 8 h after dark 1.0038265 0.908393 1.09926 12 h after dark 0.090104 0.0 0.180208