Table 1.
Distribution of data sources across income groups and regions
| All countries, territories, and areas |
Income group* |
Region |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Low income | Lower–middle income | Upper–middle income | High income | Central Asia, Middle East, and north Africa | Central and eastern Europe | East and southeast Asia | High-income Asia Pacific | High-income western countries | Latin America and Caribbean | Oceania | South Asia | Sub-Saharan Africa | ||
| All countries | 231 | 31 | 51 | 58 | 75 | 28 | 20 | 16 | 3 | 36 | 47 | 22 | 6 | 53 |
| Countries, territories, and areas with data | 146 (63%) | 8 (26%) | 37 (73%) | 40 (69%) | 56 (75%) | 19 (68%) | 16 (80%) | 14 (88%) | 2 (67%) | 25 (69%) | 32 (68%) | 16 (73%) | 6 (100%) | 16 (30%) |
| Proportion of population covered by data | 81% | 36% | 88% | 89% | 86% | 71% | 92% | 98% | 34% | 100% | 92% | 23% | 100% | 30% |
| Countries, territories, and areas with trend data† | 73 (32%) | 2 (6%) | 12 (24%) | 17 (29%) | 42 (56%) | 11 (39%) | 14 (70%) | 5 (31%) | 1 (33%) | 25 (69%) | 9 (19%) | 2 (9%) | 0 | 6 (11%) |
Data are n, n (%), or %.
*
16 countries, territories, or areas are not classified into any income group by the World Bank.
†
Percentage calculated over all countries, territories, and areas.