The national currency appreciated on Wednesday against the euro which was calculated by the National Bank of Romania (BNR) at 5.0633 lei, dropping by 0.50 bani (-0.09%) against the previous quotation 5.0683 lei.The leu also gained ground against the US dollar, which was quoted at 4.3173 lei, down by 5.15 bani (-1.17%) compared to Tuesday, when it stood at 4.3688 lei. The national currency also appreciated against the Swiss franc, calculated by the NBR at 5.3791 lei, down by 0.84 bani (-0.15%) from 5.3875 lei, the previous quotation. The gram of gold fell to 467.1788 lei, from 470.0966 lei in the previous session.