A world map showing male-female ratios. Dark blue to light blue (1 to more than 1): Saudi Arabia, China, Sudan. Orange to red (0.83 to 0.95): Mongolia, Colombia, Ukraine, Russia, U S A, Brazil, and Australia. The region near the South Pole has no data.
Class | Rank | Ratio of males to females | Approximate Form and Extent of Outcrop of Carbonate Rocks | Class | Rank | US dollars | Mexico, 1821 | Evergreen forest | Deciduous forest | Water | Mixed forest | Shrublands | Savannas | Grasslands | Permanent wetlands | Urban and built-up | Cropland and natural vegetation | Snow and ice | Barren or sparsely vegetated | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.56% | 67.2% | 14.5% | 19.2% | 1.92% | 8.00% | 25.6% | 10.8% | 13.6% | 11.2% | 1.28% | 15.7% | 6.41% | 2.18% | |||||||
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