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 148°C heat to the field 5x1
What is the temperature (rounded to whole numbers) in the field 3x2 after 30 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)

59132550865532178
9152447103250110563014
111929477911986563416
12213041587163483216
12222937465149412915
13222935394242372714
12222832363737332513
11192529313232282111
815192123242320157
4810111212121074

Temperature in field 3x2 after 30 iterations: