condition mean min max 0 h after light 0.19036799999999998 0.165704 0.215032 4 h after light 0.362331 0.219101 0.505561 8 h after light 0.6467350000000001 0.606154 0.687316 4 h after dark 0.3991965 0.194943 0.60345 8 h after dark 0.2290995 0.211779 0.24642 12 h after dark 0.309897 0.264299 0.355495