JOHANNESBURG (Reuters) - The average discount rate for South African three-month Treasury Bills increased to 11.41 percent on Friday, from 11.38 percent last week, the Reserve Bank said.

The average yield was also up at 11.74 percent from 11.71 percent and applications for the 2.9 billion rand of bills on offer totalled 4.667 billion rand.

The average discount rate for six-month bills slipped to 11.81 percent from 11.84 percent, while the average yield was at 12.55 percent from 12.58 percent.

Applications for the 480 million rand of six-month bills on offer amounted to 1.714 billion rand.

The average discount rate for 300 million rand of nine-month bills was at 11.90 percent from 11.94 percent while the average yield was at 13.06 percent from 13.11 percent. Bids amounted to 1.2 billion rand.