| Minimum value | Interquartile range | Maximum value |
Population | 14,901 | 193,064 | 1,310,800 |
Area (km2) | 3146.9 | 6851.9 | 29,628.7 |
Population density | 1.4 | 33.4 | 320.6 |
Urbanization status (%) | 16.9 | 49.4 | 67.7 |
Functionally illiterate (%) | 1.7 | 5.5 | 11.0 |
Not affiliated to Social Security (%) | 64.3 | 77.4 | 82.8 |
Structural deficiencies in housing (%) | 35.9 | 62.4 | 84.3 |
Primary care physicians/1000 inhabitants | 43.0 | 255.0 | 1025.0 |