condition mean min max 0 h after light 12.917449999999999 11.1013 14.7336 2 h after light 8.00721 7.96385 8.05057 4 h after light 8.13261 7.80992 8.4553 8 h after light 6.406264999999999 6.17509 6.63744 12 h after light 9.17772 8.17994 10.1755 2 h after dark 6.574945 5.55953 7.59036 4 h after dark 6.36299 4.86691 7.85907 8 h after dark 9.17059 8.08518 10.256 12 h after dark 10.35009 9.43088 11.2693