CREATE TABLE table_204_206 (id DECIMAL, "saros" DECIMAL, "member" DECIMAL, "date" TEXT, "time\ ( greatest ) \ utc" TEXT, "type" TEXT, "location\ lat , long" TEXT, "gamma" DECIMAL, "mag." DECIMAL, "width\ ( km ) " DECIMAL, "duration\ ( min:sec ) " TEXT, "ref" DECIMAL)

which one has a larger width , 8 or 21 ?
SELECT "member" FROM table_204_206 WHERE "member" IN (8, 21) ORDER BY "width\n(km)" DESC LIMIT 1
SELECT "member" FROM "table_204_206" WHERE "member" IN (8, 21) ORDER BY "width\n(km)" DESC NULLS LAST LIMIT 1