condition mean min max 4 h after light 108.998346 106.091611 111.905081 8 h after light 107.4991525 97.655132 117.343173 12 h after light 86.4277685 78.468557 94.38698 4 h after dark 122.878848 85.090871 160.666825 8 h after dark 158.3233995 145.693595 170.953204 12 h after dark 120.416687 120.416687 120.416687