Only 12% of billionaires in the U.S. are women. Who is part of this prestigious group of the richest women in America?
For the world's wealthiest self-made billionaires, how long did it take to earn the very first $1 million of their vast fortunes?
This infographic looks at the 2018 Forbes Rich List to find out how long it takes to go from millionaire to billionaire, sorted by both country...
