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:
| Party | Results 2004 | Ifop 11/12/08 | Ifop 1/9/09 | Ipsos 3/14/09 | CSA 4/16/09 | OpinionWay 4/17/09 | Ifop 4/24/09 | Ipsos 5/2/09 | Ifop 5/11/09 | OpinionWay 5/11/09 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| UMP - NC | 16.64% | 24% | 26% | 27% | 27% | 28% | 26.5% | 27% | 27% | 27% |
| PS | 28.90% | 22% | 23% | 24% | 25% | 23% | 22.5% | 23% | 21.5% | 22% |
| MoDem | 11.96% | 12% | 14.5% | 10% | 12% | 12% | 14% | 11% | 13.5% | 13% |
| FN | 9.81% | 7% | 6% | 5.5% | 8% | 6% | 7.5% | 5% | 7.5% | 7% |
| Others | 6.74% | — | 0.5% | 0.5% | — | — | — | 2% | 2% | 2% |
| Libertas | 8.4% | 7% | 5% | 6% | 5% | 5% | 5% | 6% | 5% | 5% |
| Europe Écologie | 7.41% | 11% | 7% | 9% | 10% | 10% | 7.5% | 10% | 7% | 9% |
| Left Front | 5.88% | 3% | 4% | 6% | 3% | 5% | 5.5% | 6% | 6.5% | 5% |
| NPA | 2.56% | 8% | 9% | 9% | 7% | 7% | 7% | 7% | 7% | 7% |
| LO | 2.56% | 4% | 3% | 2% | 2% | — | 2.5% | 2% | 2% | 2% |
| DLR | 0.00% | 1% | 2% | 1% | 1% | 1% | 1.5% | 1% | 1% | 1% |
Question:
Name the csa 4/16/09 for opinionway being 4/17/09 of 12%
Answer:
12%