condition mean min max 0 h after light 4.37808 3.22211 5.53405 4 h after light 4.46601 3.38327 5.54875 8 h after light 3.1342 2.25333 4.01507 4 h after dark 8.863185000000001 8.7306 8.99577 8 h after dark 10.40086 9.99232 10.8094 12 h after dark 6.10117 5.89506 6.30728