condition mean min max 4 h after light 1.150434 0.673598 1.62727 8 h after light 1.724735 1.60127 1.8482 12 h after light 2.6548249999999998 2.30328 3.00637 4 h after dark 5.08416 4.82898 5.40737 8 h after dark 3.2103366666666666 1.7361 5.16434 12 h after dark 2.3212200000000003 1.75743 2.7059