| http://www.w3.org/ns/prov#value | - The sex ratio is 899 females per 1000 males???lower than the national average.[94] The ratio is depressed by the influx of working males from surrounding rural areas, from the rest of West Bengal, and from neighbouring states, mainly Bihar, Uttar Pradesh, and Orissa; these men commonly leave their families behind.[95] Kolkata's literacy rate of 87.14%[94] exceeds the all-India average of 74%.[96]
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