| Reported HBR stock-out | 2014 | 2015 |
| Yes | 19 (10%) | 22 (11%) |
| African Region (n = 47 countries) | 11 | 12 |
| Region of the Americas (n = 35) | 4 | 3 |
| Eastern Mediterranean Region (n = 22a) | 1 | 1 |
| European Region (n = 53) | 0 | 0 |
| South-East Asia Region (n = 11) | 0 | 1 |
| Western Pacific Region (n = 27) | 3 | 5 |
| Gavi-eligible (n = 73)c | 10 | 15 |
| No | 108 (55%) | 118 (61%) |
| No Report/No Data | 66 (34%) | 53 (27%) |
| HBR not used in systemb | 2 (1%) | 2 (1%) |
| Total no. countries | 195 | 195 |