Maturity length on U.S. public debt in the post-World War II era went from a high of 113 months (9.4 years) in 1947 to a low of 31 months (2.6 years) in 1976. It then climbed again, with some ups and downs, reaching a peak of 74 months (6.2 years) in 2000 before falling back to 49 months (4.1 years) in 2008. In June, 2009, the average maturity was 47 months (3.9 years). page 7

Debt In The U.S.

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