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:
| Date(s) conducted | Cons | Plaid Cymru | Lib Dem | UKIP | Green | Others | Lead |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 5 May 2011 | 22.5% | 17.9% | 8.0% | 4.6% | 3.4% | 6.7% | 14.4% |
| 14 April 2011 | 20% | 18% | 8% | 4% | 2% | 4% | 24% |
| 30 March 2011 | 20% | 16% | 8% | 6% | 2% | 2% | 25% |
| 8 March 2011 | 20% | 18% | 5% | 5% | 4% | 2% | 25% |
| 26 January 2011 | 20% | 21% | 8% | 4% | 2% | 4% | 21% |
| 22 December 2010 | 22% | 21% | 5% | 5% | 3% | 2% | 20% |
| 24 November 2010 | 20% | 20% | 9% | 4% | 3% | 4% | 21% |
| 27 October 2010 | 18% | 23% | 9% | 6% | 2% | 3% | 21% |
| 3 May 2007 | 21.4% | 21.0% | 11.7% | 4.0% | 3.5% | 8.8% | 8.6% |
Question:
On what date was the lead 8.6%?
Answer:
3 May 2007