condition mean min max 4 h after light 0.7270245 0.487199 0.96685 8 h after light 0.1538975 0.131576 0.176219 12 h after light 1.469175 1.44626 1.49209 4 h after dark 3.2538400000000003 3.23049 3.27719 8 h after dark 0.175346 0.139533 0.211159 12 h after dark 0.408399 0.0 0.816798