condition mean min max 0 h after light 1.66978 1.11186 2.2277 4 h after light 1.9550900000000002 1.64436 2.26582 8 h after light 6.388695 4.52724 8.25015 4 h after dark 3.28461 2.18399 4.38523 8 h after dark 3.841895 2.20855 5.47524 12 h after dark 3.3008800000000003 2.71546 3.8863