A world map shows nitrate mining locations marked by orange circles with "N." Key areas include the U S, Mexico, Chile, and Spain. Major clusters are in the U S (western states), Mexico, and northern Chile's Atacama Desert.
Nitrate Mines | Class | Rank | Metric tons per person | Class | Rank | Children per woman | less than -48°C | -42 to -47°C | -36 to -41°C | -30 to -35°C | -24 to -29°C | -12 to -17°C | -6 to -11°C | 0 to -5°C | 0 to 2°C | 3 to 5°C | 6 to 8°C | 9 to 11°C | 12 to 14°C | 15 to 17°C | 18 to 20°C | 21 to 23°C | 24 to 26°C | 27 to 29°C | over 30°C | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100% | 3.84% | 86.3% | 9.53% | 100% | 55.7% | 2.73% | 88.4% | 10.2% | ||||||||||||||||||
| 27.5 | 24.2% | 84.6% | ||||||||||||||||||||||||
| 11.2% | 31.1% | 42.5% | 40.1% | 18.5% | ||||||||||||||||||||||
| 4.49% | 13.1% | 12.8% | 7.30% | 12.8% | 21.2% | 8.00% | 5.19% | 2.14% | ||||||||||||||||||
| 1.61% | 2.84% | 3.53% | 4.02% | 6.52% | 11.4% | 4.20% | 4.42% | 27.6% | ||||||||||||||||||
| 1 | 20.0% | 9.86% | 46.7% | 23.1% | 58.2% | 51.4% | 26.1% | 36.6% | 21.6% | 8.22% | ||||||||||||||||
| 20 | 6.33% | 29.2% | 12.5% | 19.0% | 6.12% | 12.3% | 7.04% | 27.4% | 35.5% | |||||||||||||||||
| 51.5% | 5.12% | 3.54% | 2.76% | 1.39% | 7.65% | 16.6% | 25.1% | 3.52% | 1.52% | 100% | 100% | 75.3% | 8.58% | 6.79% | 86.1% | |||||||||||
| 13.5 | 6.90% | 15.7% | 6.26% | 9.90% | 23.6% | 11.8% | 2.27% | 16.6% | 32.0% | 2.29% | ||||||||||||||||
| 4.35% | 18.3% | 51.4% | 22.9% | |||||||||||||||||||||||
| 3.77% | 36.1% | 46.1% | 2.29% | |||||||||||||||||||||||
| 14.2% | 11.6% | 20.8% | 57.9% | |||||||||||||||||||||||
| 7.38% | 57.6% | 13.2% | 21.6% | 43.2% | 38.6% | 49.0% | ||||||||||||||||||||
0.16.0