condition mean min max 0 h after light 3.918495 2.82989 5.0071 2 h after light 12.165 11.6646 12.6654 4 h after light 6.589964999999999 4.78541 8.39452 8 h after light 5.1607 4.91245 5.40895 12 h after light 6.878105 6.71575 7.04046 2 h after dark 6.116645 5.92812 6.30517 4 h after dark 5.8932850000000006 5.29372 6.49285 8 h after dark 6.243115 3.66069 8.82554 12 h after dark 5.016204999999999 3.08416 6.94825