condition mean min max 3 h after light 22.5589 16.5091 25.8805 6 h after light 15.8142 11.9968 21.7565 9 h after light 21.851499999999998 17.8675 28.7809 12 h after light 24.85795 18.9331 30.1101 3 h after dark 22.181933333333333 18.6132 24.9752 6 h after dark 22.777033333333332 18.731 26.5173 9 h after dark 17.232233333333333 14.1264 20.9672 12 h after dark 12.6977 11.5209 13.8745