condition mean min max 0 h after light 0.0239807 0.0 0.0479614 2 h after light 0.0 0.0 0.0 4 h after light 0.02263405 0.0 0.0452681 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.02221995 0.0 0.0444399 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0228684 0.0 0.0457368