condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0511525 0.0 0.102305 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.077005 0.0 0.141275 12 h after dark 0.027685233333333333 0.0 0.0830557