Bill Clinton was in office from January 20, 1993 -to– January 20, 2001. In that time the National Debt increased exactly $1,539,684,631,121.04
01/20/1993 National Debt = $4,188,092,107,183.60
01/20/2001 National Debt = $5,727,776,738,304.64
George Bush was in office from January 20, 2001 -to– January 20, 2009. In that time the National Debt increased exactly $4,899,100,310,608.44
01/20/2001 National Debt = $5,727,776,738,304.64
01/20/2009 National Debt = $10,626,877,048,913.08
Barack Obama was in office from January 20, 2009 -until today– September 4, 2013. In that time the National Debt increased exactly $6,111,524,286,239.08
01/20/2009 National Debt = $10,626,877,048,913.08
09/04/2013 National Debt = $16,738,401,335,152.16