condition mean min max 0 h after light 3.62997 3.21481 4.04513 2 h after light 5.140205 4.96863 5.31178 4 h after light 6.64508 6.62992 6.66024 8 h after light 17.320700000000002 16.7296 17.9118 12 h after light 12.4378 12.2958 12.5798 2 h after dark 7.5426400000000005 7.47727 7.60801 4 h after dark 5.941495 5.13638 6.74661 8 h after dark 5.430815 4.88384 5.97779 12 h after dark 3.4062799999999998 3.29794 3.51462