condition mean min max 4 h after light 56.074557999999996 44.39035 67.758766 8 h after light 97.4000695 82.874918 111.925221 12 h after light 132.255443 132.207204 132.303682 4 h after dark 109.653504 99.72309 119.583918 8 h after dark 114.379756 90.03571 138.723802 12 h after dark 39.717219 39.717219 39.717219