Namibia: Percent of people aged 15+ who have a credit card
For that indicator, The World Bank provides data for Namibia from 2014 to 2017. The average value for Namibia during that period was 11.76 percent with a minimum of 8.13 percent in 2014 and a maximum of 15.38 percent in 2017.
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use the country comparator to compare trends over time.