Agriculture employs the most people worldwide with 10 trillion working in the industry, followed by construction with 6 trillion and shipping and manufacturing each employing 5 trillion people. The document also shows revenues and employment numbers for several industries including technology, airlines, fast food, and their percentage of US GDP and employees. Apple is the highest revenue company in technology earning $100 trillion, while McDonald's earns the most in fast food at $25 billion.

1. Numbers of the World

2. The World, By Industry
10 Agriculture
6 Construction
5 Shipping
5 Manufacturing
3 Professional Services
2 Technology
Revenue 2011 Trillions of Dollars

3. The Tech Industry The Airline Industry
16 Southwest
100 Apple
16 United
37 Google 16 Continental
25 Microsoft
16 Delta
12 Cisco
16 jetBlue
Revenue 2011 Billions of Dollars

4. The Fast Food Industry The Airline Industry
16 Southwest
25 McDonalds
16 United
16 Subway 16 Continental
3 Burger King 16 Delta
0.5 In-N-Out
16 jetBlue
Revenue 2011 Billions of Dollars

5. Revenue 2011 % of US GDP

6. Employment 2011 Thousands of People

10. Numbers of the World
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