condition mean min max 4 h after light 1.51894 1.07236 1.96552 8 h after light 1.6212615000000001 0.964593 2.27793 12 h after light 4.2374 3.74724 4.72756 4 h after dark 5.902293333333334 5.11301 7.15694 8 h after dark 3.052135666666667 0.436637 4.96806 12 h after dark 3.005533333333333 1.96857 3.80124