condition mean min max 0 h after light 1.9634300000000002 1.7331 2.19376 4 h after light 3.0237249999999998 2.36663 3.68082 8 h after light 3.947245 3.05082 4.84367 4 h after dark 5.2305399999999995 5.21561 5.24547 8 h after dark 5.013355 4.38197 5.64474 12 h after dark 2.771535 2.56019 2.98288