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 | Record | Game Site | Attendance |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | September 9, 2001 | New Orleans Saints | L 6–24 | 0–1 | Ralph Wilson Stadium | 71,447 |
| 2.0 | September 23, 2001 | at Indianapolis Colts | L 26–42 | 0–2 | RCA Dome | 56,135 |
| 3.0 | September 30, 2001 | Pittsburgh Steelers | L 3–20 | 0–3 | Ralph Wilson Stadium | 72,874 |
| 4.0 | October 7, 2001 | New York Jets | L 36–42 | 0–4 | Ralph Wilson Stadium | 72,654 |
| 5.0 | Bye | Bye | Bye | Bye | Bye | Bye |
| 6.0 | October 18, 2001 | at Jacksonville Jaguars | W 13–10 | 1–4 | Alltel Stadium | 58,893 |
| 7.0 | October 28, 2001 | at San Diego Chargers | L 24–27 | 1–5 | Qualcomm Stadium | 63,698 |
| 8.0 | November 4, 2001 | Indianapolis Colts | L 14–30 | 1–6 | Ralph Wilson Stadium | 63,786 |
| 9.0 | November 11, 2001 | at New England Patriots | L 11–21 | 1–7 | Foxboro Stadium | 60,292 |
| 10.0 | November 18, 2001 | Seattle Seahawks | L 20–23 | 1–8 | Ralph Wilson Stadium | 60,836 |
| 11.0 | November 25, 2001 | Miami Dolphins | L 27–34 | 1–9 | Ralph Wilson Stadium | 73,063 |
| 12.0 | December 2, 2001 | at San Francisco 49ers | L 0–35 | 1–10 | 3Com Park | 67,252 |
| 13.0 | December 9, 2001 | Carolina Panthers | W 25–24 | 2–10 | Ralph Wilson Stadium | 44,549 |
| 14.0 | December 16, 2001 | New England Patriots | L 9–12 | 2–11 | Ralph Wilson Stadium | 45,527 |
| 15.0 | December 23, 2001 | at Atlanta Falcons | L 30–33 | 2–12 | Georgia Dome | 43,320 |
| 16.0 | December 30, 2001 | at New York Jets | W 14–9 | 3–12 | The Meadowlands | 78,200 |
| 17.0 | January 6, 2002 | at Miami Dolphins | L 7–34 | 3–13 | Pro Player Stadium | 73,428 |
Question:
What was the lowest week at Ralph Wilson Stadium on October 7, 2001?
Answer:
4.0