condition mean min max 0 h after light 3.7186150000000002 3.12197 4.31526 2 h after light 1.51396 1.1739 1.85402 4 h after light 1.39292 1.27056 1.51528 8 h after light 1.6705 1.48322 1.85778 12 h after light 2.25092 1.91922 2.58262 2 h after dark 2.84133 2.63048 3.05218 4 h after dark 3.56206 3.00101 4.12311 8 h after dark 4.828805 4.65843 4.99918 12 h after dark 3.253985 2.61274 3.89523