condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 6.967966666666666e-05 0.0 0.000209039 9 h after light 0.002700045133333333 0.0 0.0080016 12 h after light 0.0 0.0 0.0 3 h after dark 8.715091369333333 0.0 26.1448 6 h after dark 8.948400524092467 3.19174e-08 26.8452 9 h after dark 8.1057 0.0 24.3171 12 h after dark 10.38765 0.0 20.7753