condition mean min max 0 h after light 3.248805 3.03855 3.45906 4 h after light 4.758085 4.40298 5.11319 8 h after light 5.378105 5.10824 5.64797 4 h after dark 4.915475000000001 4.85721 4.97374 8 h after dark 5.0999300000000005 5.033 5.16686 12 h after dark 2.751055 2.7435 2.75861