condition mean min max 0 h after light 0.984522 0.879604 1.08944 2 h after light 0.3492875 0.152889 0.545686 4 h after light 0.8180075 0.667436 0.968579 8 h after light 2.035235 1.96892 2.10155 12 h after light 0.857984 0.621788 1.09418 2 h after dark 2.462885 1.98159 2.94418 4 h after dark 3.014245 2.22506 3.80343 8 h after dark 0.8206005 0.459511 1.18169 12 h after dark 0.50043 0.419403 0.581457