See also>HDIFertilityMortalityLife expectancyLiteracy rateSierra Leone - Social Progress Index - SPIDateSPISPIBasic Human NeedsFoundations of WellbeingOpportunity201543.99150º163º140º117º201442.38153º163º148º117ºSierra Leone - Social Progress Index - SPISierra Leone - Social Progress Index - SPI Sources: Social Progress Imperative