condition mean min max 0 h after light 0.7571034999999999 0.504137 1.01007 4 h after light 3.80271 2.98231 4.62311 8 h after light 0.7553570000000001 0.513181 0.997533 4 h after dark 1.240752 0.990254 1.49125 8 h after dark 0.9993015 0.496513 1.50209 12 h after dark 0.246247 0.0 0.492494