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 | Per 100,000 People | Class | Rank | Percent | Less than 20°F | 20–29°F | 30–39°F | 40–49°F | 50–54°F | 55–59°F | 80 and over | 60–79 | 40–59 | 20–39 | 10–19 | Under 10 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.56% | 69.8% | 31.1% | 23.3% | 22.8% | 21.0% | 7.07% | 3.14% | 5.14% | 5.38% | 18.2% | 41.6% | 24.4% | ||||||||||
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