Costo marginal Septiembre de 2004 por MWh (miles de pesos)
	DÍA
HORA	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
1	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
2	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
3	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
4	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
5	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
6	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
7	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
8	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
9	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
10	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
11	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
12	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
13	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
14	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
15	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
16	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
17	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
18	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
19	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
20	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
21	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
22	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
23	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
24	1,936	1,936	1,936	1,936	1,936	1,936	1,936	1,916	1,916	1,916	1,916	1,916	1,916	1,916	1,865	1,865	1,865	1,865	1,865	1,865	1,865	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855	1,855
Precio promedio diario	1,94	1,94	1,94	1,94	1,94	1,94	1,94	1,92	1,92	1,92	1,92	1,92	1,92	1,92	1,87	1,87	1,87	1,87	1,87	1,87	1,87	1,86	1,86	1,86	1,86	1,86	1,86	1,86	1,86	1,86