It helped strengthen the hryvnia forex rate to the dollar by 1.5% in March and by 5.4% since the beginning of the year, the NBU said.
The National Bank of Ukraine (NBU) increased international reserves by $376 million in March, having bought foreign currency in the interbank forex market.
According to the macroeconomic and NBU's March monetary review, the purchase of foreign currency for these purposes amounted to $757 million from year-start.
The regulator noted that the supply of foreign currency from bank customers and non-residents was influenced by the growth of yield on hryvnia instruments and the overall favorable situation on world markets.
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As UNIAN reported earlier, Ukraine's international reserves as of March 1, 2018, amounted to $18.410 billion.
In 2017, Ukraine's foreign reserves increased by 21% to $18.808 billion. The National Bank forecasts the growth of Ukraine's international reserves by the end of 2018 to $20.5 billion.