condition mean min max 0 h after light 193.9265 190.741 197.112 4 h after light 139.4325 125.175 153.69 8 h after light 119.6055 114.94 124.271 4 h after dark 149.01850000000002 134.167 163.87 8 h after dark 175.3545 163.793 186.916 12 h after dark 169.57600000000002 167.644 171.508