Very interesting data on the debt of the various countries are located at:

http://www.economist.com/content/global_debt_clock

These data are very instructive.

Especially, if you have time to make comparisons.

To compare, for example, the debt of Greece with
the debts of other countries.

 

 

Total debt in billions $

Debt per capita in thousands $

Debt as % of gross domestic product

Greece

380

35

126

Germany

2.352

28

75

France

2.023

33

81

Italy

2.324

39

118

Belgium

436

41

99

U.S.A

8.777

28

60

Japan

10.476

83

196