condition mean min max 4 h after light 2766.1 2766.1 2766.1 8 h after light 3400.7 2785.3 4016.1 12 h after light 4824.25 4188.4 5460.1 4 h after dark 5587.15 5443.3 5731.0 8 h after dark 4922.7 4835.2 5010.2 12 h after dark 3777.7000000000003 3013.8 4541.6