condition mean min max 0 h after light 30.9756 28.8244 33.1268 2 h after light 20.815150000000003 19.2179 22.4124 4 h after light 18.821199999999997 17.7545 19.8879 8 h after light 24.48215 19.4095 29.5548 12 h after light 41.272000000000006 39.4149 43.1291 2 h after dark 43.7445 42.074 45.415 4 h after dark 41.608000000000004 41.3793 41.8367 8 h after dark 44.20285 41.4022 47.0035 12 h after dark 42.19695 42.0872 42.3067