condition mean min max 2 h after light 0.25531933333333334 0.0 0.704425 6 h after light 0.24334733333333333 0.0 0.419422 10 h after light 0.381297 0.0 0.833806 14 h after light 0.324904 0.0 0.738086 18 h after light 0.25793933333333335 0.0 0.405279 2 h after dark 0.26094649999999997 0.0 0.628077