condition mean min max 4 h after light 0.1372305 0.136697 0.137764 8 h after light 0.02491445 0.0 0.0498289 12 h after light 0.0 0.0 0.0 4 h after dark 0.08000675 0.0794326 0.0805809 8 h after dark 0.0693098 0.0597088 0.0789108 12 h after dark 0.11137230000000001 0.0659896 0.156755