CREATE TABLE table_20521 ("Member State" TEXT, "Population in millions" TEXT, "Population % of EU" TEXT, "Area km 2" FLOAT, "Area % of EU" TEXT, "Pop. density People/km 2" TEXT)

Name the population density people where population % eu for 1.7%
SELECT COUNT("Pop. density People/km 2") FROM table_20521 WHERE "Population % of EU" = '1.7%'
SELECT COUNT("Pop. density People/km 2") FROM "table_20521" WHERE "Population % of EU" = '1.7%'