condition mean min max 0 h after light 0.834015 0.0 1.66803 2 h after light 0.561815 0.0 1.12363 4 h after light 0.0 0.0 0.0 8 h after light 0.34322 0.0 0.68644 12 h after light 0.3350595 0.0 0.670119 2 h after dark 0.373416 0.0 0.746832 4 h after dark 0.1663835 0.0 0.332767 8 h after dark 0.361857 0.0 0.723714 12 h after dark 0.527347 0.342479 0.712215