condition mean min max 0 h after light 3.059615 2.2277 3.89153 4 h after light 4.15673 2.83227 5.48119 8 h after light 10.302344999999999 9.05449 11.5502 4 h after dark 11.48318 8.77046 14.1959 8 h after dark 6.874045000000001 6.57029 7.1778 12 h after dark 3.29483 3.25855 3.33111