condition mean min max 2 h after light 11.2043 10.6947 11.58 6 h after light 13.842733333333333 13.3298 14.4764 10 h after light 12.044633333333334 11.6465 12.8372 2 h after dark 7.51073 6.768 8.26451 6 h after dark 8.176193333333334 7.84573 8.44532 10 h after dark 8.68319 8.55428 8.82479