Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 35°C. We apply continuously 159°C heat to the field 5x1
What is the temperature (rounded to whole numbers) in the field 5x4 after 100 iterations according to the Gauss-Seidel iteration

Field in the beginning

35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535
35353535353535353535

Field after 4 iterations (rounded after 4th iteration)

58132552915833188
8152447108265115583114
101828478112488573416
11202941587263483216
12212836455148402915
12212833384140352614
12202731343635322312
11182427293130272010
814182022232219147
479111112111073

Temperature in field 5x4 after 100 iterations: