Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Week | Date | Opponent | Result | Game site | Record | Attendance |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | September 11, 1965 | at San Diego Chargers | L 31–34 | Balboa Stadium | 0–1 | 27022.0 |
| 2.0 | September 19, 1965 | Buffalo Bills | L 15–30 | Bears Stadium | 0–2 | 30682.0 |
| 3.0 | September 24, 1965 | at Boston Patriots | W 27–10 | Fenway Park | 1–2 | 26782.0 |
| 4.0 | October 3, 1965 | New York Jets | W 16–13 | Bears Stadium | 2–2 | 34988.0 |
| 5.0 | October 10, 1965 | Kansas City Chiefs | L 23–31 | Bears Stadium | 2–3 | 31001.0 |
| 6.0 | October 17, 1965 | Houston Oilers | W 28–17 | Bears Stadium | 3–3 | 32492.0 |
| 7.0 | October 24, 1965 | at Buffalo Bills | L 13–31 | War Memorial Stadium | 3–4 | 45046.0 |
| 8.0 | October 31, 1965 | at New York Jets | L 10–45 | Shea Stadium | 3–5 | 53717.0 |
| 9.0 | November 7, 1965 | San Diego Chargers | L 21–35 | Bears Stadium | 3–6 | 33073.0 |
| 10.0 | November 14, 1965 | at Houston Oilers | W 31–21 | Rice Stadium | 4–6 | 28126.0 |
| 11.0 | November 21, 1965 | Oakland Raiders | L 20–28 | Bears Stadium | 4–7 | 30369.0 |
| 13.0 | December 5, 1965 | at Oakland Raiders | L 13–24 | Frank Youell Field | 4–8 | 19023.0 |
| 14.0 | December 12, 1965 | Boston Patriots | L 20–28 | Bears Stadium | 4–9 | 27207.0 |
Question:
The opponent was the New York Jets on what week? 
Answer:
4.0