condition mean min max 3 h after light 0.03264736666666667 0.0 0.0979421 6 h after light 0.0 0.0 0.0 9 h after light 0.013262033333333333 0.0 0.0397861 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.02405176666666667 0.0 0.0721553 9 h after dark 0.0 0.0 0.0 12 h after dark 0.01944205 0.0 0.0388841