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 7, 1986 | at Tampa Bay Buccaneers | W 31-7 | 50780.0 |
| 2.0 | September 14, 1986 | at Los Angeles Rams | L 13-16 | 65195.0 |
| 3.0 | September 21, 1986 | New Orleans Saints | W 26-17 | 58297.0 |
| 4.0 | September 28, 1986 | at Miami Dolphins | W 31-16 | 70264.0 |
| 5.0 | October 5, 1986 | Indianapolis Colts | W 35-15 | 57252.0 |
| 6.0 | October 12, 1986 | Minnesota Vikings | L 24-27 (OT) | 58637.0 |
| 7.0 | October 19, 1986 | at Atlanta Falcons | T 10-10 (OT) | 55306.0 |
| 8.0 | October 26, 1986 | at Green Bay Packers (at Milwaukee) | W 31-17 | 50557.0 |
| 9.0 | November 2, 1986 | at New Orleans Saints | L 10-23 | 53234.0 |
| 10.0 | November 9, 1986 | St. Louis Cardinals | W 43-17 | 59172.0 |
| 11.0 | November 17, 1986 (Mon) | at Washington Redskins | L 6-14 | 54774.0 |
| 12.0 | November 23, 1986 | Atlanta Falcons | W 20-0 | 58747.0 |
| 13.0 | December 1, 1986 (Mon) | New York Giants | L 17-21 | 59777.0 |
| 14.0 | December 7, 1986 | New York Jets | W 24-10 | 58091.0 |
| 15.0 | December 14, 1986 | at New England Patriots | W 29-24 | 60787.0 |
| 16.0 | December 19, 1986 (Fri) | Los Angeles Rams | W 24-14 | 60366.0 |
Question:
What is the lowest attendance when the Atlanta Falcons were the opponent?
Answer:
12.0