AirPlus International customers worldwide in 2012 took 7.4 percent more business trips than in 2011,

according to AirPlus parent Lufthansa Group. Business trip volume in the first half of the year jumped 9.8 percent before growth moderated in the second half as "companies worldwide became much more restrictive with their travel," according to Lufthansa's annual report. The payment system provider achieved a 2012 operating result of €34.7 million, which was up 24.1 percent year over year. Operating income improved by 2.7 percent.