From Forbes. Here’s the Top Ten:
1. William H. Gates
2. Warren E. Buffett
3. Paul G. Allen
4. Michael Dell
5. Lawrence Ellison
6. Christy Walton
7. Jim C. Walton
8. S. Robson Walton
9. Alice L. Walton
10. Helen R. Walton
None of the 400 is from New Mexico.