condition mean min max 2 h after light 2.602321566666667 0.0 7.05444 6 h after light 9.916079499999999 0.0 34.1189 10 h after light 13.359883333333334 0.0 45.5292 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 3.9599333333333333 0.0 23.7596