Level 29

You see a room which is 10x10m wide (0x0 to 9x9).
Every square has the exact temperature of 13°C. We apply continuously 75°C heat to the field 0x5
What is the temperature (rounded to whole numbers) in the field 5x0 after 121 iterations according to the Gauss-Seidel iteration

Field in the beginning

13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13

Field after 4 iterations (rounded after 4th iteration)

2	3	4	4	4	4	4	4	3	2
3	6	7	7	8	8	8	7	5	3
6	9	10	10	10	10	10	9	7	3
14	16	15	13	12	12	11	10	7	4
36	29	21	17	14	13	12	11	8	4
105	47	27	19	15	14	13	11	8	4
38	31	23	18	15	14	12	11	8	4
16	19	17	15	13	12	11	10	7	4
7	10	11	10	10	9	8	7	5	3
3	5	5	5	5	5	4	4	3	1

Temperature in field 5x0 after 121 iterations:

13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13

2	3	4	4	4	4	4	4	3	2
3	6	7	7	8	8	8	7	5	3
6	9	10	10	10	10	10	9	7	3
14	16	15	13	12	12	11	10	7	4
36	29	21	17	14	13	12	11	8	4
105	47	27	19	15	14	13	11	8	4
38	31	23	18	15	14	12	11	8	4
16	19	17	15	13	12	11	10	7	4
7	10	11	10	10	9	8	7	5	3
3	5	5	5	5	5	4	4	3	1

13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13

2	3	4	4	4	4	4	4	3	2
3	6	7	7	8	8	8	7	5	3
6	9	10	10	10	10	10	9	7	3
14	16	15	13	12	12	11	10	7	4
36	29	21	17	14	13	12	11	8	4
105	47	27	19	15	14	13	11	8	4
38	31	23	18	15	14	12	11	8	4
16	19	17	15	13	12	11	10	7	4
7	10	11	10	10	9	8	7	5	3
3	5	5	5	5	5	4	4	3	1

13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13
13	13	13	13	13	13	13	13	13	13

2	3	4	4	4	4	4	4	3	2
3	6	7	7	8	8	8	7	5	3
6	9	10	10	10	10	10	9	7	3
14	16	15	13	12	12	11	10	7	4
36	29	21	17	14	13	12	11	8	4
105	47	27	19	15	14	13	11	8	4
38	31	23	18	15	14	12	11	8	4
16	19	17	15	13	12	11	10	7	4
7	10	11	10	10	9	8	7	5	3
3	5	5	5	5	5	4	4	3	1