Top 20 Richest People in the World control a staggering portion of the world economy: $1.46 trillion — more than the annual GDP of Australia, Spain, or Mexico. That’s according to new data provided to CompareStudio by Forbes, which conducts research on the super-wealthy.

20Li Ka-Shing

Source Flickr

Net Worth: $27.1 B
Age: 87
Source: Diversified
Country of Citizenship: Hong Kong

19Jorge Paulo Lemann

Source NaPractica

Net Worth: $27.8 B
Age: 76
Source: Beer
Country of Citizenship: Brazil

18Wang Jianlin

Source Flickr

Net Worth: $28.7 B
Age: 61
Source: Real Estate
Country of Citizenship: China

17S. Robson Walton

Source Flickr

Net Worth: $31.9 B
Age: 71
Source: Wal-Mart
Country of Citizenship: United States

16Alice Walton

Source Flickr

Net Worth: $32.3 B
Age: 66
Source: Wal-Mart
Country of Citizenship: United States

15Jim Walton

Source Flickr

Net Worth: $33.6 B
Age: 67
Source: Wal-Mart
Country of Citizenship: United States

14Bernard Arnault

Source Flickr

Net Worth: $34 B
Age: 67
Source: LVMH
Country of Citizenship: France

13Sergey Brin

Source Flickr

Net Worth: $34.4 B
Age: 42
Source: Google
Country of Citizenship: United States

12Larry Page

Source Flickr

Net Worth: $35.2 B
Age: 43
Source: Google
Country of Citizenship: United States

11Liliane Bettencourt

Source Flickr

Net Worth: $36.1 B
Age: 93
Source: L’Oreal
Country of Citizenship: France

The Top 20 Richest People in the World

10David Koch

Source Flickr

Net Worth: $39.6 B
Age: 76
Source: Diversified
Country of Citizenship: United States

9Charles Koch

Source Youtube

Net Worth: $39.6 B
Age: 80
Source: Diversified
Country of Citizenship: United States

8Michael Bloomberg

Source Flickr

Net Worth: $40 B
Age: 74
Source: Bloomberg LP
Country of Citizenship: United States

7Larry Ellison

Source Flickr

Net Worth: $43.6 B
Age: 71
Source: Oracle
Country of Citizenship: United States

6Mark Zuckerberg

Net Worth: $44.6 B
Age: 32
Source: Facebook
Country of Citizenship: United States

5Jeff Bezos

Source Flickr

Net Worth: $45.2 B
Age: 52
Source: Amazon.com
Country of Citizenship: United States

4Carlos Slim Helu

Source Flickr

Net Worth: $50 B
Age: 76
Source: Telecom
Country of Citizenship: United States

3Warren Buffett

Source Flickr

Net Worth: $60.8 B
Age: 85
Source: Berkshire Hathaway
Country of Citizenship: United States

2Amancio Ortega

Source Signalng

Net Worth: $67 B
Age: 80
Source: Zara
Country of Citizenship: Spain

1Bill Gates

Net Worth: $75 B
Age: 60
Source: Microsoft
Country of Citizenship: United States