condition mean min max 0 h after light 9.548075 9.03705 10.0591 4 h after light 30.622899999999998 26.4306 34.8152 8 h after light 43.4463 34.2414 52.6512 4 h after dark 29.747500000000002 18.7372 40.7578 8 h after dark 23.4313 20.7675 26.0951 12 h after dark 13.019300000000001 9.5263 16.5123