Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 37°C. We apply continuously 99°C heat to the field 8x1
What is the temperature (rounded to whole numbers) in the field 4x8 after 76 iterations according to the Gauss-Seidel iteration

Field in the beginning

37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37

Field after 4 iterations (rounded after 4th iteration)

5	9	11	12	12	14	21	36	56	28
9	15	18	20	22	26	39	73	165	58
11	18	23	26	28	32	41	59	77	40
12	20	26	29	31	34	39	45	46	26
12	22	27	31	33	35	37	38	33	19
13	22	28	32	34	35	36	34	28	15
12	22	28	31	33	34	34	32	24	13
11	19	25	28	30	31	30	27	20	10
8	15	19	21	23	23	23	20	14	7
4	8	10	11	12	12	12	10	7	4

Temperature in field 4x8 after 76 iterations:

37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37

5	9	11	12	12	14	21	36	56	28
9	15	18	20	22	26	39	73	165	58
11	18	23	26	28	32	41	59	77	40
12	20	26	29	31	34	39	45	46	26
12	22	27	31	33	35	37	38	33	19
13	22	28	32	34	35	36	34	28	15
12	22	28	31	33	34	34	32	24	13
11	19	25	28	30	31	30	27	20	10
8	15	19	21	23	23	23	20	14	7
4	8	10	11	12	12	12	10	7	4

37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37

5	9	11	12	12	14	21	36	56	28
9	15	18	20	22	26	39	73	165	58
11	18	23	26	28	32	41	59	77	40
12	20	26	29	31	34	39	45	46	26
12	22	27	31	33	35	37	38	33	19
13	22	28	32	34	35	36	34	28	15
12	22	28	31	33	34	34	32	24	13
11	19	25	28	30	31	30	27	20	10
8	15	19	21	23	23	23	20	14	7
4	8	10	11	12	12	12	10	7	4

37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37
37	37	37	37	37	37	37	37	37	37

5	9	11	12	12	14	21	36	56	28
9	15	18	20	22	26	39	73	165	58
11	18	23	26	28	32	41	59	77	40
12	20	26	29	31	34	39	45	46	26
12	22	27	31	33	35	37	38	33	19
13	22	28	32	34	35	36	34	28	15
12	22	28	31	33	34	34	32	24	13
11	19	25	28	30	31	30	27	20	10
8	15	19	21	23	23	23	20	14	7
4	8	10	11	12	12	12	10	7	4