Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| poll source | dates administered | democrat : jay nixon | republican : kenny hulshof | lead margin |
| public policy polling | november 2 , 2008 | 57.9% | 38.4% | 19.5 |
| survey usa | november 2 , 2008 | 54% | 39% | 15.0 |
| survey usa | october 26 , 2008 | 55% | 38% | 17.0 |
| rasmussen reports | october 14 , 2008 | 57% | 38% | 19.0 |
| survey usa | september 23 - 24 , 2008 | 54% | 37% | 17.0 |
| st louis post dispatch / research 2000 | september 22 - 24 , 2008 | 49% | 42% | 7.0 |
| st louis post dispatch / research 2000 | september 15 - 18 , 2008 | 50% | 43% | 7.0 |
| rasmussen reports | september 11 , 2008 | 54% | 39% | 15.0 |
| rasmussen reports | august 7 , 2008 | 53% | 42% | 11.0 |
| survey usa | july 29 - 31 , 2008 | 48% | 42% | 6.0 |
| research 2000 / st louis post - dispatch | july 7 - 10 , 2008 | 52% | 35% | 17.0 |
| rasmussen reports | july 7 , 2008 | 49% | 38% | 11.0 |
| public policy polling | july 2 - 5 , 2008 | 47% | 37% | 10.0 |
Title:
none
Statement:
survey usa is the poll source that claimed that lead margin was 17 and the democrat : jay nixon had 42% of the votes
Answer:
refuted