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:
| District | Incumbent | Party | First elected | Result | Candidates |
| --- | --- | --- | --- | --- | --- |
| Virginia 1 | None (District created) | None (District created) | None (District created) | New seat Democratic-Republican gain | John G. Jackson (DR) Thomas Wilson (F) |
| Virginia 3 | John Smith Redistricted from the 1st district | Democratic-Republican | 1801 | Re-elected | John Smith (DR) 89.9% Joseph Sexton (DR) 10.1% |
| Virginia 4 | David Holmes Redistricted from the 2nd district | Democratic-Republican | 1797 | Re-elected | David Holmes (DR) Isaac Van Meter (F) |
| Virginia 6 | Abram Trigg Redistricted from the 4th district | Democratic-Republican | 1797 | Re-elected | Abram Trigg (DR) |
| Virginia 8 | None (District created) | None (District created) | None (District created) | Democratic-Republican gain | Walter Jones (DR) James Ball (F) |
| Virginia 10 | John Dawson Redistricted from the 15th district | Democratic-Republican | 1797 | Re-elected | John Dawson (DR) William I. Callis (F) |
| Virginia 11 | Anthony New Redistricted from the 16th district | Democratic-Republican | 1793 | Re-elected | Anthony New (DR) 71.4% John Taylor (F) 28.6% |
| Virginia 13 | John J. Trigg Redistricted from the 5th district | Democratic-Republican | 1797 | Re-elected | John J. Trigg (DR) |
| Virginia 14 | Matthew Clay Redistricted from the 6th district | Democratic-Republican | 1797 | Re-elected | Matthew Clay (DR) 88.9% James Hurt (F) 11.1% |
| Virginia 16 | None (District created) | None (District created) | None (District created) | New seat Democratic-Republican gain | John W. Eppes (DR) |
| Virginia 18 | None (District created) | None (District created) | None (District created) | New seat Democratic-Republican gain | Peterson Goodwyn (DR) 66.9% James Jones (F) 33.1% |
| Virginia 19 | Edwin Gray Redistricted from the 10th district | Democratic-Republican | 1799 | Re-elected | Edwin Gray (DR) |
Question:
How many times was the incumbent john dawson redistricted from the 15th district?
Answer:
1.0