WHAT HAPPENED IN A YEAR?
* World's wealthiest became $US1 trillion richer
* Jeff Bezos knocked Microsoft co-founder Bill Gates out of first place
* The top five richest Australians worth a combined $US40 billion
* Technology was the best performing sector - adding $US262 billion
* Out of the top 100, Amazon.com founder Jeff Bezos enjoyed the largest year-on-year gain
TOP FIVE RICHEST PEOPLE IN THE WORLD:
1. Jeff Bezos at $US100b
2. Bill Gates at $US91.6b
3. Warren Buffet at $US85.5b
4. Amancio Ortega at $US75.7b
5. Mark Zuckerberg at $73.2b
AUSTRALIA'S FIVE RICHEST:
* Gina Rinehart (ranked 85th) at $14.9b
* Harry Triguboff (213) at $US7.52b
* Ivan Glasenberg (256) at $US6.42b
* Anthony Pratt (316) at $US5.75b
* Frank Lowy (346) at $US5.44b
Source: Bloomberg Billionaires Index
