Non-GAAP Adjusted After-tax Net Income, which is generally used by the investment community to value common stocks, was used when this amount was disclosed in the company's earnings release, and it excludes Special, Unusual Items which are significant in amount relative to Reported GAAP Net Income.
The Total Non-GAAP Adjusted After-tax Net Income of these 5 US Big Mining Corps was $7.9 bil in annual 2012, down a massive 33% from annual 2011.
Below here is the Non-GAAP Adjusted After-tax Net Income for both annual 2012 and 2011 for each of these 5 US Big Mining Corps:
| Non-GAAP | Non-GAAP | ||||
| Annual | Annual | Adjusted | Adjusted | ||
| 2012 | 2011 | Net | Net | ||
| Non-GAAP | Non-GAAP | Income | Income | ||
| Adjusted | Adjusted | Increase | Increase | ||
| Net | Net | (Decrease) | (Decrease) | ||
| Company | Income | Income | Amount | % | |
| mils of $s | mils of $s | mils of $s | |||
| Mining | |||||
| Freeport McMoran Copper & Gold | 3,041 | 4,560 | (1,519) | -33.3% | |
| Southern Copper | 2,251 | 2,336 | (85) | -3.6% | |
| Newmont Mining | 1,850 | 2,170 | (320) | -14.7% | |
| Cliff's Natural Resources | 493 | 1,627 | (1,134) | -69.7% | |
| Peabody Energy | 239 | 1,012 | (773) | -76.4% | |
| Total all 5 | 7,874 | 11,705 | (3,831) | -32.7% |
