Kuwaiti crude oil went up in Friday's trading, standing at USD 105.44 per barrel, Kuwait Petroleum Corporation (KPC) said Saturday. It added in a brief statement that the barrel of Kuwait crude oil went up by 19 cents compared with Thursday's trading number of USD 105.25. Oil prices have been affected by the happenings in Libya, Ukraine, and the positive economic data coming from the world largest energy consumers the US and China.