CREATE TABLE table_40860 ("Record" TEXT, "Athlete" TEXT, "Nation" TEXT, "Venue" TEXT, "Date" TEXT)

What nation has a Record of 5.06m(16ft7in)?
SELECT "Nation" FROM table_40860 WHERE "Record" = '5.06m(16ft7in)'
SELECT "Nation" FROM "table_40860" WHERE "Record" = '5.06m(16ft7in)'