condition mean min max 4 h after light 10.8705005 9.379832 12.361169 8 h after light 10.872435500000002 10.779483 10.965388 12 h after light 10.9643875 10.771354 11.157421 4 h after dark 11.885807 11.805043 11.966571 8 h after dark 11.054528000000001 10.747199 11.361857 12 h after dark 10.916668 10.916668 10.916668