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:
| Village (German) | Village (Slovenian) | Number of people 1991 | Percent of Slovenes 1991 | Percent of Slovenes 1951 |
| --- | --- | --- | --- | --- |
| Neusaß | Vesava | 48.0 | 45.8% | 100% |
| Plöschenberg | Plešivec | 34.0 | 47.1% | 81.2% |
| St.Gandolf | Šentkandolf | 77.0 | 6.5% | 85.4% |
| Trabesing | Trabesinje | 188.0 | 14.4% | 65.9% |
| Tschachoritsch | Čahorče | 251.0 | 16.7% | 91.7% |
| Gaisach | Čežava | 49.0 | 10.2% | 20.0% |
| Hollenburg | Humberk | 8.0 | 12.5% | 15.4% |
| St.Margarethen | Šmarjeta | 60.0 | 21.7% | 100% |
| Wurdach | Vrdi | 118.0 | 12.7% | 63.0% |
| Preliebl | Preblje | 64.0 | 9.4% | 46.5% |
| Göriach | Gorje | 76.0 | 6.6% | 28.6% |
| Tschrestal | Črezdol | 52.0 | 9.6% | 62.2% |
Question:
How many villages had 21.7% of slovenes in 1991?
Answer:
1.0