condition mean min max 0 h after light 37.4199 36.3015 38.5383 2 h after light 27.6132 25.9072 29.3192 4 h after light 25.8316 24.3558 27.3074 8 h after light 41.5527 41.109 41.9964 12 h after light 54.72395 54.6992 54.7487 2 h after dark 54.19745 49.6643 58.7306 4 h after dark 54.88695 53.1236 56.6503 8 h after dark 53.59465 52.1871 55.0022 12 h after dark 41.25105 40.5963 41.9058