condition mean min max 0 h after light 7.95522 6.91916 8.99128 2 h after light 4.964225 4.59656 5.33189 4 h after light 3.168225 3.05006 3.28639 8 h after light 3.6918100000000003 3.25571 4.12791 12 h after light 3.362825 2.42608 4.29957 2 h after dark 3.630845 3.29957 3.96212 4 h after dark 4.806139999999999 4.61478 4.9975 8 h after dark 6.615805 5.81755 7.41406 12 h after dark 7.94219 7.60435 8.28003