condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.026475583333333334 0.0 0.0840063 14 h after light 0.0 0.0 0.0 18 h after light 0.027206833333333333 0.0 0.163241 2 h after dark 0.023797 0.0 0.142782