condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.04641233333333333 0.0 0.139237 6 h after dark 0.15275533333333333 0.120292 0.199237 9 h after dark 0.034097 0.0 0.102291 12 h after dark 0.0 0.0 0.0