CREATE TABLE table_203_166 (id DECIMAL, "pos" TEXT, "no" DECIMAL, "rider" TEXT, "manufacturer" TEXT, "laps" DECIMAL, "time" TEXT, "grid" DECIMAL, "points" DECIMAL)

who is the only rider with 25 points ?
SELECT "rider" FROM table_203_166 WHERE "points" = 25
SELECT "rider" FROM "table_203_166" WHERE "points" = 25