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:
| No. | Player | Club | Games Played | Minutes | Goals Against | GA Average | Wins | Loses |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | Brad Friedel | Columbus Crew | 29.0 | 2609.0 | 35.0 | 1.21 | 14.0 | 15.0 |
| 2.0 | Walter Zenga | New England Revolution | 22.0 | 1980.0 | 28.0 | 1.27 | 15.0 | 7.0 |
| 3.0 | Jorge Campos | Los Angeles Galaxy | 19.0 | 1661.0 | 24.0 | 1.30 | 12.0 | 6.0 |
| 4.0 | Marcus Hahnemann | Colorado Rapids | 25.0 | 2157.0 | 37.0 | 1.54 | 13.0 | 10.0 |
| 5.0 | Mike Ammann | Kansas City Wizards | 29.0 | 2597.0 | 45.0 | 1.56 | 21.0 | 8.0 |
| 6.0 | Mark Dodd | Dallas Burn | 30.0 | 2700.0 | 48.0 | 1.60 | 14.0 | 16.0 |
| 7.0 | Tony Meola | NY/NJ MetroStars | 30.0 | 2684.0 | 48.0 | 1.61 | 12.0 | 18.0 |
| 8.0 | David Kramer * | San Jose Clash | 21.0 | 1831.0 | 33.0 | 1.62 | 7.0 | 14.0 |
| 9.0 | Scott Garlick | D.C. United | 14.0 | 1171.0 | 22.0 | 1.69 | 9.0 | 5.0 |
| 10.0 | Dave Salzwedel | San Jose Clash | 20.0 | 1679.0 | 35.0 | 1.88 | 7.0 | 11.0 |
Question:
What is the highest value under the column goals against?
Answer:
48.0