CREATE TABLE table_57283 ("Last" TEXT, "First" TEXT, "Year" FLOAT, "Sport" TEXT, "Country" TEXT)

Name the sport for puerto rico and year of 2000
SELECT "Sport" FROM table_57283 WHERE "Country" = 'puerto rico' AND "Year" = '2000'
SELECT "Sport" FROM "table_57283" WHERE "Country" = 'puerto rico' AND "Year" = '2000'