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 199°C heat to the field 5x3
What is the temperature (rounded to whole numbers) in the field 9x2 after 111 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)

1111499632
122721383018104
12622611157339198
131139115314127572611
1310317412884462410
1382040574731188
1361221282519126
12471114141184
1234677642
0112333321

Temperature in field 9x2 after 111 iterations: