condition mean min max 4 h after light 3342.7 3342.7 3342.7 8 h after light 3518.35 3312.1 3724.6 12 h after light 3446.65 3054.4 3838.9 4 h after dark 3522.6 3359.2 3686.0 8 h after dark 3317.75 3083.6 3551.9 12 h after dark 3193.3500000000004 2933.3 3453.4