Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 34°C. We apply continuously 91°C heat to the field 9x7
What is the temperature (rounded to whole numbers) in the field 9x1 after 98 iterations according to the Gauss-Seidel iteration

Field in the beginning

34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434
34343434343434343434

Field after 4 iterations (rounded after 4th iteration)

5810111112111084
814171920202018137
1017212425262523179
11192427282929261911
11202528303130272214
12202629313231302923
11202529303132364449
101823262729314063131
8131719212224293946
47910111113151716

Temperature in field 9x1 after 98 iterations: