Year of Good Citizen Service
The central bank intervenes to smooth out volatility in the exchange market.
Meanwhile, the sol closed slightly stronger at PEN2.666 per U.S. dollar compared with PEN2.667 per dollar in the previous session.
So far this year, the sol has appreciated 1.15% against the dollar.
Both the stock market and the foreign-exchange market were closed on Thursday and Friday last week for Easter holidays.