No. 7: Munich, Germany

Mercer score: 107
2008 rank: 7
GDP: $2.86 trillion (2008 est.)
Population: 1,300,000 (total city); 82,329,758 (total country)
Life expectancy: 79.2

Source: [Business Week]

No. 30: San Francisco, U.S.

Mercer score: 103
2008 rank: 29
GDP: $14.29 trillion (2008 est.)
Population: 808,976 (total city); 307,212,123 (total country)

No. 26 (tie): Singapore

Mercer score: 103.5
2008 rank: 32
GDP: $240 billion (2008 est.)
Population: 4,657,542 (total city); 4,657,542 (total country)
Life expectancy: 79.2

No. 1: Vienna, Austria

Mercer score: 108.6*
2008 rank: 2
GDP: $325 billion (2008 est.)**
Population: 1,664,146 (total city); 8,210,281 (total country)
Life expectancy: 79.5

Life expectancy: 78.1