condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.024078333333333334 0.0 0.0585202 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.04458533333333334 0.0 0.133756 12 h after dark 0.0 0.0 0.0