condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.03735175 0.0 0.0747035 4 h after light 0.03654835 0.0 0.0730967 8 h after light 0.0383599 0.0 0.0767198 12 h after light 0.0 0.0 0.0 2 h after dark 0.04173475 0.0 0.0834695 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0419376 0.0 0.0838752 12 h after dark 0.0 0.0 0.0