Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 19°C. We apply continuously 100°C heat to the field 1x1
What is the temperature (rounded to whole numbers) in the field 0x0 after 137 iterations according to the Gauss-Seidel iteration

Field in the beginning

19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919
19191919191919191919

Field after 4 iterations (rounded after 4th iteration)

255334201297642
5315968352216131184
3468503424191614105
2035342823201815116
1222242322201816126
916192020191816126
713161818181816126
611141516161614105
4810111212121074
2456666542

Temperature in field 0x0 after 137 iterations: