It is just one KPI however not an insignificant one:
Passenger Traffic 01JAN-31DEC 2013 *except Emirates
Lufthansa Group: +1.0 percent
IAG: +5.8 percent
AFKLM: +3.2 percent
Cathay Pacific: +4.9 percent
UAL: +2.7 percent
Emirates YTD (Y/E 31MARCH2014): +15.6 percent