SEATTLE—Boeing Co. won the annual jet order race against European rival Airbus SE on an underlying basis but lagged on deliveries as it continues to haul itself slowly out of a succession of crises, new data showed on Tuesday. The U.S. planemaker said it ended 2021 with 535 net orders after cancellations and conversions that were partially offset by regular accounting adjustments. Gross orders were 909. Excluding the upward accounting adjustments, which reflect a more positive view from Boeing on airlines’ ability to take delivery, Boeing fell behind its rival with 479 orders. Airbus sold 771 airplanes in 2021, giving a net total of 507 after cancellations, almost twice its 2020 level. After slashing production due mainly to the pandemic, planemakers are seeing more demand for medium-haul passenger jets and freighters, despite global concern over Omicron. Boeing largely met analyst expectations on aircraft deliveries, handing over a total of 340 …