condition mean min max 4 h after light 72.7964805 56.053127 89.539834 8 h after light 50.034859999999995 45.118184 54.951536 12 h after light 43.980042 43.392691 44.567393 4 h after dark 44.0394185 42.238908 45.839929 8 h after dark 51.32647250000001 37.012272 65.640673 12 h after dark 76.493238 76.493238 76.493238