มีผลลัพธ์กี่รายการอย่างน้อย 45 ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
how many results were at least 45 ?It is not neccessary to use all the tables.
 table_204_204:  id [ number]  "rank" [ number]  "heat" [ number]  "country" [ text]  "cyclists" [ text]  "result" [ number]  "notes" [ text] 
SELECT COUNT("result") FROM table_204_204 WHERE "result" >= 45