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:
| Institution | Location | Founded | Affiliation | Nickname |
| --- | --- | --- | --- | --- |
| Bradley University | Peoria, IL | 1897.0 | Private/Non-sectarian | Braves |
| Illinois State University | Normal, IL | 1857.0 | Public | Redbirds |
| McKendree University | Lebanon, IL | 1828.0 | Private/Methodist | Bearcats |
| Robert Morris-Peoria | Peoria, IL | 1965.0 | Private/Non-sectarian | Eagles |
| Robert Morris-Springfield | Springfield, IL | 1965.0 | Private/Non-sectarian | Eagles |
| Southern Illinois University Edwardsville | Edwardsville, IL | 1957.0 | Public | Cougars |
Question:
Which Affiliation has a Nickname of cougars?
Answer:
Public