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:
| Round | Pick | Player | Position | School |
| --- | --- | --- | --- | --- |
| 1.0 | 3.0 | Bruce Pickens | Defensive Back | Nebraska |
| 1.0 | 13.0 | Mike Pritchard | Wide Receiver | Colorado |
| 2.0 | 33.0 | Brett Favre | Quarterback | Southern Mississippi |
| 4.0 | 87.0 | Moe Gardner | Defensive Tackle | Illinois |
| 5.0 | 114.0 | James Goode | Linebacker | Oklahoma |
| 6.0 | 145.0 | Erric Pegram | Running Back | North Texas |
| 7.0 | 172.0 | Brian K. Mitchell | Defensive Back | BYU |
| 7.0 | 186.0 | Mark Tucker | Guard | USC |
| 8.0 | 199.0 | Randy Austin | Tight End | UCLA |
| 9.0 | 226.0 | Ernie Logan | Nose tackle | East Carolina |
| 10.0 | 256.0 | Walter Sutton | Wide Receiver | Southwest Minnesota |
| 11.0 | 258.0 | Pete Lucas | Tackle | Wisconsin–Stevens Point |
| 11.0 | 283.0 | Joe Sims | Tackle | Nebraska |
| 12.0 | 310.0 | Bob Christian | Running Back | Northwestern |
Question:
What was the highest round that had northwestern?
Answer:
12.0