condition mean min max 1 h after light 2.368514706 1.829115838 2.9079135739999997 3 h after light 3.348949246666667 2.679952614 4.033101213 5 h after light 3.5734172353333333 3.421798799 3.721863295 7 h after light 3.1625387086666668 3.01549785 3.398395947 9 h after light 2.6669522286666667 1.917412567 3.473017384 11 h after light 2.871971908 2.436646371 3.127886546 1 h after dark 2.8914282576666666 2.224786581 3.2882573039999996 3 h after dark 2.4052673516666667 2.205094006 2.628216444 5 h after dark 3.1790332763333335 2.132214236 4.038299653 7 h after dark 3.6365021613333335 3.173832946 4.075238022 9 h after dark 4.09147599 3.816363177 4.440631176 11 h after dark 3.168848668 2.568292338 4.174189813