condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.26745399999999997 0.192097 0.342811 4 h after light 0.12732245 0.0869259 0.167719 8 h after light 0.17653495 0.0880159 0.265054 12 h after light 0.0 0.0 0.0 2 h after dark 0.0440379 0.0 0.0880758 4 h after dark 0.0411127 0.0 0.0822254 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0