Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 24°C. We apply continuously 88°C heat to the field 1x9
What is the temperature (rounded to whole numbers) in the field 9x2 after 108 iterations according to the Gauss-Seidel iteration

Field in the beginning

24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424
24242424242424242424

Field after 4 iterations (rounded after 4th iteration)

3678888753
61012131414141395
712151718181816126
813171920212018147
814182021222219158
815192122232220158
917212223232220158
1427272422212017136
255237262017151395
36121452113108752

Temperature in field 9x2 after 108 iterations: