These things we know for sure:
- The sun rises in the East.
- The Earth is round.
- Wal-Mart sales increase every year.
Oops. We'll need to scratch that last one.
On Wednesday, Wal-Mart Stores Inc. reported that that for the fiscal year ended in January, annual revenues totaled $482.1 billion — down 0.7 percent from the previous year's $485.7 billion.