Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 5°C. We apply continuously 137°C heat to the field 9x6
What is the temperature (rounded to whole numbers) in the field 0x7 after 132 iterations according to the Gauss-Seidel iteration

Field in the beginning

5555555555
5555555555
5555555555
5555555555
5555555555
5555555555
5555555555
5555555555
5555555555
5555555555

Field after 4 iterations (rounded after 4th iteration)

1112222211
1223333321
1234444332
2344444456
234445471519
2344557173860
234445102771184
2334459214262
1233346122122
1111223688

Temperature in field 0x7 after 132 iterations: