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:
| Season | Episodes | Premiere | Finale | DVD release date |
| --- | --- | --- | --- | --- |
| 1.0 | 7.0 | February5,2007 | March19,2007 | September 4, 2007 |
| 2.0 | 15.0 | September24,2007 | May19,2008 | October 14, 2008 |
| 3.0 | 13.0 | March2,2009 | May18,2009 | September 14, 2010 |
| 4.0 | 13.0 | March1,2010 | May24,2010 | January 11, 2011 |
| 5.0 | 24.0 | September20,2010 | May19,2011 | February 7, 2012 |
| 6.0 | 15.0 | October20,2011 | May17,2012 | October 2, 2012 |
| 7.0 | 13.0 | February4,2013 | May20,2013 | N/A |
Question:
What is the earliest season with a premiere of february5,2007?
Answer:
7.0