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 186°C heat to the field 7x1
What is the temperature (rounded to whole numbers) in the field 6x7 after 96 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)

122251850945523
2335123710629011241
23461231701197534
2456102139554222
245691422282313
24568101415138
24567891085
2455667753
2344455432
1122222221

Temperature in field 6x7 after 96 iterations: