condition mean min max 0 h after light 178.958 171.981 185.935 4 h after light 118.72899999999998 109.306 128.152 8 h after light 122.0755 115.556 128.595 4 h after dark 163.881 136.556 191.206 8 h after dark 163.6085 157.278 169.939 12 h after dark 156.8555 141.394 172.317