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 184°C heat to the field 9x4
What is the temperature (rounded to whole numbers) in the field 7x4 after 58 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)

1111111111
1222222246
123333371824
1233336204979
123344113494247
12334510275683
1233448172830
123334691312
1222234565
0111112232

Temperature in field 7x4 after 58 iterations: