condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.06545 0.0 0.1309 12 h after light 0.0 0.0 0.0 2 h after dark 0.2079105 0.130989 0.284832 4 h after dark 0.061144 0.0 0.122288 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0