The WDI Online Data Avalaibility Query shows where data is available for a given country, Series, and year. It contains value "1" for available data and ".." for missing data. E.g. from the 7 indicators chosen below, only 3 indicator has data for years 2003, 2004, & 2005.
You must make sure you select at least one from all 3 dimension (country, series, year).

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