Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 11°C. We apply continuously 64°C heat to the field 8x0
What is the temperature (rounded to whole numbers) in the field 1x5 after 116 iterations according to the Gauss-Seidel iteration

Field in the beginning

11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111
11111111111111111111

Field after 4 iterations (rounded after 4th iteration)

23344612308726
34567914243719
357881013171911
46899101213127
46891010111195
47891010111084
4689101010974
3678999863
2466777642
1233443321

Temperature in field 1x5 after 116 iterations: