What's the ideal age to retire?

Plenty of evidence, anecdotal and otherwise, shows that an increasing number of Americans expect to continue working past the age of 65. But that's not the ideal age, it seems when people ponder their golden years.Americans on average view 61 as the ideal age to leave the rat race behind, according to a survey released Wednesday by Bankrate.com.Younger adults, particularly those 38 to 53, are more optimistic about their prospects of an early retirement, as Gen-Xers identified 60 as the prime age