Seattle Seahawks มีสถิติ 6-6 สัปดาห์ไหน?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Which week did the Seattle Seahawks have a record of 6-6?It is not neccessary to use all the tables.
 table_15780:  "Week" [ real]  "Date" [ text]  "Opponent" [ text]  "Result" [ text]  "Record" [ text]  "Attendance" [ text] 
SELECT AVG("Week") FROM table_15780 WHERE "Record" = '6-6'