condition mean min max 0 h after light 0.6675665 0.148113 1.18702 4 h after light 1.41661 1.02222 1.811 8 h after light 1.33364 1.05539 1.61189 4 h after dark 1.0941575 0.581865 1.60645 8 h after dark 2.4173549999999997 2.33397 2.50074 12 h after dark 0.2218715 0.0 0.443743