IAG (International Airlines Group, Iberia and British Airways) announced on January 7, the following figures reported in December. - In December 2012, Group traffic measured in Revenue Passenger Kilometres rose by 0.3 per cent versus December 2011 (down 2.1 per cent on a like for like basis); Group capacity measured in Available Seat Kilometres was down 0.4 per cent (down 3.5 per cent on a like...