condition mean min max 2 h after light 1.91777 0.0 3.77384 6 h after light 1.4228304999999999 0.561745 3.0522 10 h after light 1.4665861666666666 0.68827 2.82015 14 h after light 0.7714573333333333 0.347074 1.16701 18 h after light 2.1318099999999998 1.13593 3.93504 2 h after dark 0.6991816666666666 0.0 1.20499