Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 11°C. We apply continuously 162°C heat to the field 3x7
What is the temperature (rounded to whole numbers) in the field 7x6 after 112 iterations according to the Gauss-Seidel iteration

Field in the beginning

11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111

Field after 4 iterations (rounded after 4th iteration)

2334444321
3456676642
3578888763
4689101010863
4611161614121074
41024393324171284
622551006739241594
10359826111053281694
827621067041231483
5142841332113842

Temperature in field 7x6 after 112 iterations: