condition mean min max 3 h after light 7.01438 4.89969 8.56962 6 h after light 4.910943333333334 4.77979 5.0026 9 h after light 4.7078 3.84581 5.37533 12 h after light 6.1996325 4.22153 10.6551 3 h after dark 4.33033 3.13389 4.98283 6 h after dark 6.877486666666667 6.04472 7.66288 9 h after dark 10.130099999999999 10.0621 10.2221 12 h after dark 11.144749999999998 10.5125 11.777