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 17, 1972 | St. Louis Cardinals | L 3–10 | 0–1 | Memorial Stadium | 53562.0 |
| 2.0 | September 24, 1972 | New York Jets | L 34–44 | 0–2 | Memorial Stadium | 56626.0 |
| 3.0 | October 1, 1972 | at Buffalo Bills | W 17–0 | 1–2 | War Memorial Stadium | 46206.0 |
| 4.0 | October 8, 1972 | San Diego Chargers | L 20–23 | 1–3 | Memorial Stadium | 55459.0 |
| 5.0 | October 15, 1972 | Dallas Cowboys | L 0–21 | 1–4 | Memorial Stadium | 58992.0 |
| 6.0 | October 22, 1972 | at New York Jets | L 20–24 | 1–5 | Shea Stadium | 62948.0 |
| 7.0 | October 29, 1972 | Miami Dolphins | L 0–23 | 1–6 | Memorial Stadium | 60000.0 |
| 8.0 | November 6, 1972 | at New England Patriots | W 24–17 | 2–6 | Schaefer Stadium | 60999.0 |
| 9.0 | November 12, 1972 | at San Francisco 49ers | L 21–24 | 2–7 | Candlestick Park | 61214.0 |
| 10.0 | November 19, 1972 | at Cincinnati Bengals | W 20–19 | 3–7 | Riverfront Stadium | 49512.0 |
| 11.0 | November 26, 1972 | New England Patriots | W 31–0 | 4–7 | Memorial Stadium | 54907.0 |
| 12.0 | December 3, 1972 | Buffalo Bills | W 35–7 | 5–7 | Memorial Stadium | 55390.0 |
| 13.0 | December 10, 1972 | at Kansas City Chiefs | L 10–24 | 5–8 | Arrowhead Stadium | 44175.0 |
| 14.0 | December 16, 1972 | at Miami Dolphins | L 0–16 | 5–9 | Miami Orange Bowl | 80010.0 |
Question:
What was the lowest attendance at a game against the St. Louis Cardinals?
Answer:
53562.0