Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 7°C. We apply continuously 109°C heat to the field 8x1
What is the temperature (rounded to whole numbers) in the field 0x1 after 98 iterations according to the Gauss-Seidel iteration

Field in the beginning

7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777
7777777777

Field after 4 iterations (rounded after 4th iteration)

12222412305427
233449236316857
23456920426836
24566915243119
24566811151610
24567791096
2456677764
2455666653
2344444432
1122222211

Temperature in field 0x1 after 98 iterations: