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Checking for equal sets

Portugal has excellent recent data in both the World Bank data and in the IMF data. Are the same years available for Portugal in both datasets?

world_bank_data and imf_data have been loaded for you.

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# Isolate on Portugal rows and year column in both datasets
prt_imf <- ___ %>% 
	___ %>% 
	select(year)
prt_wb <- ___ %>% 
	___ %>%
	select(year)
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