Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 29°C. We apply continuously 131°C heat to the field 6x0
What is the temperature (rounded to whole numbers) in the field 6x0 after 131 iterations according to the Gauss-Seidel iteration

Field in the beginning

29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929
29292929292929292929

Field after 4 iterations (rounded after 4th iteration)

479132665185672710
7121520325586573214
8141923314252432814
9162125293538342513
10172225283132292212
10172225272929272011
10172225262827251910
915192224242421168
711151718181815116
36899109863

Temperature in field 6x0 after 131 iterations: