condition mean min max 2 h after light 7.14567 3.25012 11.4056 6 h after light 5.29141 2.28044 9.10883 10 h after light 7.515483333333333 5.62043 10.8021 14 h after light 6.4767600000000005 4.66154 8.51976 18 h after light 6.774563333333333 4.24472 8.82266 2 h after dark 4.276746666666667 3.07511 6.08026