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:
| Year | Derby\nwinner | Galaxy | Draw | Chivas |
| --- | --- | --- | --- | --- |
| 2005 | Galaxy | 5 | 0 | 0 |
| 2006 | Galaxy | 2 | 1 | 1 |
| 2007 | Chivas | 1 | 1 | 2 |
| 2008 | Galaxy | 1 | 2 | 0 |
| 2009 | Galaxy | 3 | 2 | 0 |
| 2010 | Galaxy | 2 | 0 | 0 |
| 2011 | Galaxy | 2 | 0 | 0 |
| 2012 | Galaxy | 2 | 0 | 1 |
| 2013 | Galaxy | 2 | 1 | 0 |
| Total |  | 20 | 7 | 4 |
Question:
what is the different in the number of total wins the galaxy has compared to the number chivas has in the derby?
Answer:
7