You seem to ignore the Federal deficits between 08-09 to 13-14.  Here is the full Harper record just for the record (all in $ billions).
06-07  +13.8 
07-08   + 9.6 
08-09    - 5.8   
 09-10    - 55.6        
 10-11     - 33.4          
 11-12      -26.3 
  12-13    -18.4
13-14   -  5.2
 14-15     1.9