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Percentage of countries with available data for selected variables, by income level
| Country | Health care facilities, % | International salaries, % | Energy price (kWh USD 2010), % | Water price (per cubic metre USD 2010), % |
|---|---|---|---|---|
| High-income | 60 | 60 | 62 | 74 |
| Upper middle-income | 68 | 50 | 27 | 52 |
| Lower middle-income | 75 | 25 | 8 | 41 |
| Low-income | 86 | 24 | 0 | 38 |
