condition mean min max 0 h after light 0.183484 0.0 0.366968 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.104722 0.0 0.209444 2 h after dark 0.0944495 0.0 0.188899 4 h after dark 0.176352 0.0 0.352704 8 h after dark 0.0 0.0 0.0 12 h after dark 0.2825455 0.0 0.565091