condition mean min max 4 h after light 119.4642025 113.357757 125.570648 8 h after light 119.951825 109.407623 130.496027 12 h after light 163.0562895 160.46462 165.647959 4 h after dark 148.731536 144.667602 152.79547 8 h after dark 192.39302450000002 188.855758 195.930291 12 h after dark 186.693595 186.693595 186.693595