17.8

Years of J-Lo's earnings

Cost per unit: $52m

Number one on Forbes Celeb 100 list for the first time, American performer Jennifer Lopez earned $52m over the year to May 2012. Apart from her singing and acting career, the star also has perfume and clothing lines, as well as various endorsements. In 2012 she launched her first international music tour.

Source: Forbes

Years of J-Lo's earnings per candidate