condition mean min max 2 h after light 1.7567905000000001 0.270324 4.07 6 h after light 1.2769438333333334 0.221284 3.11646 10 h after light 1.5535243333333333 0.613556 5.64883 14 h after light 0.9395001666666667 0.215069 2.47548 18 h after light 1.1132463333333333 0.0 2.83424 2 h after dark 0.7632125000000001 0.0 2.56219