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

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