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Sample distribution of socio-economic class, 2013–2017
| Classes | Definitions |
|---|---|
| Upper class | Minimum literacy/school up to 4 years & minimum 6 durables in their household |
| Upper middle class | Minimum literacy/school up to 4 years & minimum 5 durables in their household |
| Middle class | Minimum literacy/school up to 4 years & minimum 3 durables in their household |
| Lower class | Illiterate and no durable or minimum 1 durable in their home |
