Data from World Bank. These are the 7 attributes. Use any descriptive column names you deem informative but not overly long like these ones here. Don't use punctuation characters in column names though. Look at the data in the data file to determine appropriate precisions for the numeric fields. Let the Name field be the primary key. Name (longest is 22 characters) Population_millions (integer) Surface_area_thousand_sq_km (integer) GrossNationalIncome_$billions (double) PPP_GrossNationalIncome_$billions (integer) GrossDomesticProduct_%growth (double) GrossDomesticProduct_per_capita_%growth (double)