Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 37°C. We apply continuously 200°C heat to the field 0x4
What is the temperature (rounded to whole numbers) in the field 9x6 after 89 iterations according to the Gauss-Seidel iteration

Field in the beginning

37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737
37373737373737373737

Field after 4 iterations (rounded after 4th iteration)

61011121313121184
1521232323222219158
36423834313028251910
96795744383532292111
2791277452423835312312
101856450433936312412
44534944403835312312
23343636343331272010
1321242525252320147
61012131313121074

Temperature in field 9x6 after 89 iterations: