condition mean min max 0 h after light 5.10519 5.08074 5.12964 2 h after light 1.474 1.20774 1.74026 4 h after light 1.20389 1.15363 1.25415 8 h after light 2.6767950000000003 2.19368 3.15991 12 h after light 3.1307 2.85414 3.40726 2 h after dark 4.26365 3.90057 4.62673 4 h after dark 4.7356549999999995 4.69013 4.78118 8 h after dark 6.61526 6.28937 6.94115 12 h after dark 5.50277 4.22786 6.77768