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 | Attendance |
| --- | --- | --- | --- | --- |
| 1.0 | September 16, 1973 | Los Angeles Rams | L 23–13 | 62315.0 |
| 2.0 | September 23, 1973 | at New England Patriots | W 10–7 | 57918.0 |
| 3.0 | September 30, 1973 | Oakland Raiders | W 16–3 | 72631.0 |
| 4.0 | October 7, 1973 | Denver Broncos | W 16–14 | 71414.0 |
| 5.0 | October 14, 1973 | at Green Bay Packers | T 10–10 | 46583.0 |
| 6.0 | October 21, 1973 | at Cincinnati Bengals | L 14–6 | 56397.0 |
| 7.0 | October 29, 1973 | at Buffalo Bills | L 23–14 | 76071.0 |
| 8.0 | November 4, 1973 | at San Diego Chargers | W 19–0 | 50234.0 |
| 9.0 | November 12, 1973 | Chicago Bears | W 19–7 | 70664.0 |
| 10.0 | November 18, 1973 | Houston Oilers | W 38–14 | 68444.0 |
| 11.0 | November 25, 1973 | at Denver Broncos | L 14–10 | 51331.0 |
| 12.0 | December 2, 1973 | Cleveland Browns | T 20–20 | 70296.0 |
| 13.0 | December 8, 1973 | at Oakland Raiders | L 37–7 | 53945.0 |
| 14.0 | December 16, 1973 | San Diego Chargers | W 33–6 | 43755.0 |
Question:
September 23, 1973 landed on which week of the season?
Answer:
2.0