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:
| Name of Village | Name in Syriac | Number of Believers | Number of Priests | Number of Churches |
| --- | --- | --- | --- | --- |
| Salmas | ܣܠܡܣ | 500.0 | 3.0 | 2.0 |
| Khosrowa | ܟܘܣܪܒܐܕ | 3700.0 | 7.0 | 3.0 |
| Patavur | ܦܬܒܘܪ | 2800.0 | 4.0 | 2.0 |
| Gawilan | ܓܘܝܠܢ | 1000.0 | 3.0 | 1.0 |
| Ula | ܐܘܠܐ | 400.0 | 2.0 | 1.0 |
Question:
Name the least number of believers
Answer:
400.0