;2017;Share;Per cent;Per cent; 2016 - 2017;2013 - 2017; Total public purchases (A + B);522507;100.0;4.5;19.2; A. General government;449191;86.0;5.7;27.3; Central government excluding defence affairs;213888;40.9;3.7;26.9; Defence affairs and services;32868;6.3;24.9;49.8; Local government;202435;38.7;5.2;24.6; B. General government enterprises;73316;14.0;-2.0;-14.2; Central government excluding oil;6340;1.2;13.3;47.3; Oil sector;60994;11.7;-3.7;-19.8; Local government enterprices;5982;1.1;1.3;18.8;