| USA | Nepal | Gambia | Romania | ||||||||
| 1960 | 1999 | 1960 | 1999 | 1960 | 1999 | 1960 | 1999 | ||||
| child (up to age of 5) mortality ratio per 1.000 births | 30 | 8 | 315 | 104 | 382 | 75-128 | 82 | 24 | |||
| infant (up to age of 1) mortality ratio per 1.000 births | 26 | 7 | 212 | 75 | 207 | 61-92 | 69 | 21 | |||
| 1980-99 | 1980-99 | 1990 | 1980-99 | ||||||||
| Maternal mortality ratio per 100.000 births | 8 | 540 | 1100 | 41 | |||||||
| 1970 | 1999 | 1970 | 1999 | 1970 | 1999 | 1970 | 1999 | ||||
| Life expectancy in years | 71 | 77 | 42 | 58 | 36 | 48 | 69 | 70 | |||
| 1970-90 | 1990-99 | 1970-90 | 1990-99 | 1970-90 | 1990-99 | 1970-90 | 1990-99 | ||||
| Population annual growth rate in % | 1,0 | 0,9 | 2,5 | 2,4 | 3,4 | 3,6 | 0,7 | -0,4 | |||
| 1980 | 1995-99 | 1980 | 1995-99 | 1980 | 1995-99 | 1980 | 1995-99 | ||||
| Adult illiteracy rate in % | 1 | - | 75 | 55 | 78 | 69 | 5 | 3 | |||
| - Woman | 1 | - | 93 | 72 | 87 | 76 | 8 | 4 | |||
| - Men | 1 | - | 62 | 37 | 63 | 62 | 2 | 1 | |||
| 1999 | 1999 | 1999 | 1999 | ||||||||
| Doctors per 100.000 patients | 350 | 4 | 4 | 184 | |||||||
| Urbanized population in % | 77 | 12 | 32 | 56 | |||||||
| 1999 | 1999 | 1999 | 1999 | ||||||||
| % of population using improved drinking water sources | 100 | 81 | 62 | 58 | |||||||
| - in rural areas | 100 | 80 | 53 | 16 | |||||||
| - in urban areas | 100 | 85 | 80 | 91 | |||||||
| % of population using adequate sanitation facilities | 100 | 27 | 37 | 53 | |||||||
| - in rural areas | 100 | 20 | 35 | 10 | |||||||
| - in urban areas | 100 | 75 | 41 | 86 | |||||||
| 1999 | 1999 | 1999 | 1999 | ||||||||
| % of population living on less than 1 US$ per day | - | 38 | 54 | 3 | |||||||
| GNP per capita in US$ | 30600 | 220 | 340 | 1520 | |||||||
| 90-98 | 90-01 | 90-98 | 90-01 | 90-98 | 90-01 | 90-98 | 90-01 | ||||
| inflation ratio in % | 2 | 2 | 9 | 8 | 4 | 4 | 114 | 91 | |||