condition mean min max 3 h after light 99.8137 98.2532 101.5 6 h after light 81.54146666666666 63.6626 92.3212 9 h after light 42.6434 34.2559 47.034 12 h after light 30.80235 23.7086 49.9701 3 h after dark 17.178833333333333 11.555 22.5838 6 h after dark 29.6402 25.0508 33.3178 9 h after dark 57.577933333333334 49.338 66.8056 12 h after dark 69.6865 67.7685 71.6045