First quarter 12 months Jan-Dec
% 2012 2011 rolling values 2011
Trucks 7.2 9.5 8.6 9.2
Construction Equipment 11.8 11.4 10.9 10.7
Buses 1.2 6.4 3.9 5.1
Volvo Penta 5.8 8.6 9.1 9.8
Volvo Aero 14.0 2.2 8.7 5.7
Industrial operations 7.7 9.1 8.2 8.5
Volvo Group 7.9 9.1 8.4 8.7