CREATE TABLE table_33437 ("Country Name" TEXT, "1961-65" TEXT, "1966-70" TEXT, "1971-75" TEXT, "1976-80" TEXT, "1981-85" TEXT, "1986-90" TEXT, "1991-95" TEXT, "1996\\u20132000" TEXT, "2001-05" TEXT, "2006-10" TEXT)

What was the 1971-75 rate for the country that has a 1986-90 rate of -5.28%?
SELECT "1971-75" FROM table_33437 WHERE "1986-90" = '-5.28%'
SELECT "1971-75" FROM "table_33437" WHERE "1986-90" = '-5.28%'