The Central Bank of Oman (CBO) announced on Saturday an increase of 13.6 percent in currency trading for the month of January of 2013. The total value of currency trading amounted to 1.194,149,955 Omani Rial (OMR) at the end of January of 2013, compared to the same period of last year which reached OMR 1.051,400 the CBO said in a statement. The total value of trading in December of 2012 hit OMR 1.178,810.