Passage: By March 1970 (1970-03), the route network totalled 20,715 kilometres (12,872 mi), with international destinations including Aden, Addis Ababa, Asmara, Athens, Beirut, Cairo, Entebbe, Fort Lamy, Jeddah, London, Nairobi and Rome. At this time, the fleet was composed of two Comet 4Cs, three DC-3s, four F-27s and three Twin Otters. The last passenger DC-3 left the fleet in 1971. In 1972, the Comets were put on sale and were replaced by two Boeing 707s leased from British Midland. Sudan Airways ordered two Boeing 707-320Cs in 1973, for delivery in June and July 1974 (1974-07). Pending delivery of two Boeing 737-200Cs ordered a year earlier, the two Boeing 707-320Cs were part of the fleet by March 1975 (1975-03), along with five F-27s, three Twin Otters, and a single DC-3.The company had 2,362 employees at April 2000 (2000-04), with an aircraft park that included one Airbus A300-600, one Airbus A300-600R, three Boeing 707-320Cs, one Boeing 727-200, one Boeing 737-200C and one Fokker F27-600. By this time, the airline provided scheduled services to Abu Dhabi, Addis Ababa, Al Ain, Amman, Bangui, Cairo, Damascus, Doha, Dongola, Dubai, El Fasher, El Obeid, Eldebba, Geneina, Istanbul, Jeddah, Juba, Kano, Lagos, London, Malakal, Merowe, Muscat, Ndjamena, Niamey, Nyala, Paris, Port Sudan, Riyadh, Sanaa, Sharjah, Tripoli, Wadi Haifa and Wau. In 2007, the Sudanese government privatised the airline, maintaining only a 30% stake of the national carrier. The Kuwaiti private group that owned 49% of the shares since then sold its stake back to the state in 2011.In the wake of the crash of Flight 109, in June 2008 (2008-06) the airline was grounded following an indefinite suspension of its operating certificate by the Sudanese government, despite it was stated as not being in connection with the accident. This decision was later rolled back, and the company was allowed to resume operations.In 2017, it was announced that the Sudanese President Omar al Bashir signed several cooperation agreements with King Salman of Saudi Arabia...

Question: how much of the company did the Sudanese government retain when going private?
30%