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:
| Country | Local Name | Host | Channel | Year Aired | Top Prize |
| --- | --- | --- | --- | --- | --- |
| Australia | The Rich List | Andrew O'Keefe | Seven Network | 2007-2009 | $250,000 |
| France | La Liste gagnante | Patrice Laffont | France 3 | 2009 | 5.000€ |
| Germany | Rich List | Kai Pflaume | Sat.1 | 2007–present | €100,000 |
| New Zealand | The Rich List | Jason Gunn | TVNZ | 2007–present | $50,000 |
| United Kingdom | Who Dares Wins | Nick Knowles | BBC One | 2007–present | £50,000 |
| United States | The Rich List | Eamonn Holmes | Fox | 2006 | $250,000 |
Question:
How many hosts were on Seven Network?
Answer:
1.0