คนขับคือเควิน เลอเพจ ปีไหน?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
what is the year when the driver was kevin lepage?It is not neccessary to use all the tables.
 table_49781:  "Year" [ real]  "Series" [ text]  "Make" [ text]  "Driver" [ text]  "Team" [ text]  "Schedule" [ text]  "Role" [ text] 
SELECT SUM("Year") FROM table_49781 WHERE "Driver" = 'kevin lepage'