Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 36°C. We apply continuously 88°C heat to the field 5x2
What is the temperature (rounded to whole numbers) in the field 3x3 after 102 iterations according to the Gauss-Seidel iteration

Field in the beginning

36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636
36363636363636363636

Field after 4 iterations (rounded after 4th iteration)

58101420272317116
8141928477151342110
101826417616582482814
11202941618666463015
12212937485751412915
12222935404443372714
12212732363837332413
11192428303231282010
814182123232320147
479111212121074

Temperature in field 3x3 after 102 iterations: