condition mean min max 4 h after light 160.2652825 138.8178 181.712765 8 h after light 139.9488485 136.663386 143.234311 12 h after light 165.8889355 146.837463 184.940408 4 h after dark 293.373518 160.822672 425.924364 8 h after dark 330.428128 301.504667 359.351589 12 h after dark 298.446362 298.446362 298.446362