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

19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19

Field after 4 iterations (rounded after 4th iteration)

25	53	34	20	12	9	7	6	4	2
53	159	68	35	22	16	13	11	8	4
34	68	50	34	24	19	16	14	10	5
20	35	34	28	23	20	18	15	11	6
12	22	24	23	22	20	18	16	12	6
9	16	19	20	20	19	18	16	12	6
7	13	16	18	18	18	18	16	12	6
6	11	14	15	16	16	16	14	10	5
4	8	10	11	12	12	12	10	7	4
2	4	5	6	6	6	6	5	4	2

Temperature in field 0x0 after 137 iterations:

19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19

25	53	34	20	12	9	7	6	4	2
53	159	68	35	22	16	13	11	8	4
34	68	50	34	24	19	16	14	10	5
20	35	34	28	23	20	18	15	11	6
12	22	24	23	22	20	18	16	12	6
9	16	19	20	20	19	18	16	12	6
7	13	16	18	18	18	18	16	12	6
6	11	14	15	16	16	16	14	10	5
4	8	10	11	12	12	12	10	7	4
2	4	5	6	6	6	6	5	4	2

19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19

25	53	34	20	12	9	7	6	4	2
53	159	68	35	22	16	13	11	8	4
34	68	50	34	24	19	16	14	10	5
20	35	34	28	23	20	18	15	11	6
12	22	24	23	22	20	18	16	12	6
9	16	19	20	20	19	18	16	12	6
7	13	16	18	18	18	18	16	12	6
6	11	14	15	16	16	16	14	10	5
4	8	10	11	12	12	12	10	7	4
2	4	5	6	6	6	6	5	4	2

19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19
19	19	19	19	19	19	19	19	19	19

25	53	34	20	12	9	7	6	4	2
53	159	68	35	22	16	13	11	8	4
34	68	50	34	24	19	16	14	10	5
20	35	34	28	23	20	18	15	11	6
12	22	24	23	22	20	18	16	12	6
9	16	19	20	20	19	18	16	12	6
7	13	16	18	18	18	18	16	12	6
6	11	14	15	16	16	16	14	10	5
4	8	10	11	12	12	12	10	7	4
2	4	5	6	6	6	6	5	4	2