Investors - mostly domestic banks and pension funds - submitted bids totalling 297.06 billion naira, three-times more than the central bank had advertised but demanded yields ranging between 10 percent to 18 percent.
The bank said it sold 14.03 billion naira in 91-day notes at 10.69 percent, compared with 10.79 percent at the previous auction on March 18.
It auctioned 10.61 billion naira in 182-day bill at 14.5 percent, compared with 14.7 percent previously while it raised 73.16 billion naira in the 1-year note at 14.85 percent, down from 15.35 percent at the last auction.