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 Released | Polling institute | Socialist | Social Democratic | Peoples Party | Green-Communist | Left Bloc | Lead |
| --- | --- | --- | --- | --- | --- | --- | --- |
| February 20, 2005 | Election Results | 45.0% 121 seats | 28.8% 75 seats | 7.2% 12 seats | 7.5% 14 seats | 6.4% 8 seats | 16.2% |
| February 18, 2005 | Aximage | 46.8% | 29.6% | 7.3% | 7.0% | 5.5% | 17.2% |
| February 18, 2005 | Marktest | 46.0% | 26.8% | 7.5% | 8.9% | 7.7% | 19.2% |
| February 18, 2005 | Eurosondagem | 45.0% | 30.6% | 7.7% | 7.7% | 5.7% | 14.4% |
| February 18, 2005 | IPOM | 46.0% | 30.0% | 8.0% | 6.0% | 7.0% | 16.0% |
| February 18, 2005 | INTERCAMPUS | 45.9% | 30.3% | 7.1% | 7.6% | 5.2% | 15.6% |
| February 17, 2005 | TNS/Euroteste | 39.0% | 28.0% | 7.0% | 6.0% | 6.0% | 11.0% |
| February 17, 2005 | Universidade Católica | 46.0% | 31.0% | 6.0% | 7.0% | 7.0% | 15.0% |
| February 12, 2005 | Eurosondagem | 44.4% | 31.3% | 7.4% | 6.9% | 6.4% | 13.1% |
| February 11, 2005 | Aximage | 44.7% | 27.4% | 6.4% | 7.1% | 4.8% | 17.3% |
| February 4, 2005 | IPOM | 49.0% | 31.0% | 8.0% | 6.0% | 5.0% | 18.0% |
| February 4, 2005 | Aximage | 43.5% | 29.3% | 7.0% | 5.6% | 3.5% | 14.2% |
| February 3, 2005 | INTERCAMPUS | 46.5% | 31.6% | 4.8% | 8.1% | 4.5% | 14.9% |
| January 29, 2005 | Eurosondagem | 46.1% | 32.1% | 7.0% | 6.6% | 4.6% | 14.0% |
| January 28, 2005 | Marktest | 45.1% | 27.7% | 6.3% | 7.7% | 8.1% | 17.5% |
| January 28, 2005 | Aximage | 43.3% | 27.4% | 6.3% | 5.8% | 5.0% | 15.9% |
| January 28, 2005 | Universidade Católica | 46.0% | 28.0% | 6.0% | 8.0% | 8.0% | 18.0% |
| January 27, 2005 | TNS/Euroteste | 40.0% | 32.0% | 6.0% | 4.0% | 5.0% | 8.0% |
| January 21, 2005 | Axiamge | 42.8% | 28.7% | 7.1% | 6.2% | 4.3% | 14.1% |
Question:
What are all percentages of Left Block when there is a 28.7% Social Democratic?
Answer:
4.3%