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 | Bolivia, 1825 | Brazil, 1822 | Chile, 1817 | Gran Colombia, 1819–1830 | Mexico, 1821 | Paraguay, 1811 | Peru, 1821 | United Provinces of Central America, 1823–1839 | United Provinces of La Plata, 1816 | Uruguay, 1828 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | |||||||||||||||||
| 27.5 | 14.4% | ||||||||||||||||
| 20 | 51.9% | 90.2% | 38.7% | 24.3% | 74.9% | 10.3% | 99.7% | 1.85% | 97.4% | ||||||||
| 98.5% | |||||||||||||||||
| 13.5 | 33.1% | ||||||||||||||||
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