Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 30°C. We apply continuously 164°C heat to the field 1x2
What is the temperature (rounded to whole numbers) in the field 7x5 after 37 iterations according to the Gauss-Seidel iteration

Field in the beginning

30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030
30303030303030303030

Field after 4 iterations (rounded after 4th iteration)

17342921161311974
48101714531242017126
902671196542312622168
57115855943342924189
33585747393430261910
20354038353330261910
14253032313029251910
1119242627262522168
713171919201916126
47810101010863

Temperature in field 7x5 after 37 iterations: