condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04463 0.0 0.13389 12 h after light 0.0 0.0 0.0 4 h after dark 0.022245466666666668 0.0 0.0667364 8 h after dark 0.10556063333333333 0.0 0.220386 12 h after dark 0.07975266666666667 0.0 0.123764