condition mean min max 3 h after light 17.325666666666667 15.4767 18.2786 6 h after light 45.48 37.8852 51.3829 9 h after light 76.17830000000001 73.953 80.5494 12 h after light 73.0414625 8.60425 100.309 3 h after dark 39.363733333333336 35.4089 47.054 6 h after dark 20.9828 19.4548 21.8517 9 h after dark 9.333063333333333 8.25544 11.173 12 h after dark 5.370464999999999 4.90958 5.83135