Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 4°C. We apply continuously 105°C heat to the field 0x0
What is the temperature (rounded to whole numbers) in the field 2x7 after 149 iterations according to the Gauss-Seidel iteration

Field in the beginning

4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444
4444444444

Field after 4 iterations (rounded after 4th iteration)

12642167322110
4228169543221
1616128644321
7986544321
3565544331
2444444331
2344444321
1233333321
1222332221
0111111110

Temperature in field 2x7 after 149 iterations: