CREATE TABLE table_22731 ("State and District of Columbia" CLOB, "Obese adults" CLOB, "Overweight  ( incl. obese )  adults" CLOB, "Obese children and adolescents" CLOB, "Obesity rank" FLOAT)

What are all percentages of overweight or obese adults for obesity rank of 21?
SELECT "Overweight (incl. obese) adults" FROM table_22731 WHERE "Obesity rank" = '21'
SELECT "Overweight (incl. obese) adults" FROM "table_22731" WHERE "Obesity rank" = '21'