The CFETS yuan exchange rate composite index, known as the CFETS RMB Index, which measures the yuan's strength relative to a basket of currencies, came in at 95.63 on April 30, the last trading day of last week, a drop of 0.07 points from a week earlier, according to CFETS.
The reading marked an increase of 0.62 points from the previous month's data, the CFETS said.
The index compares the yuan to the value of 24 currencies, including the U.S. dollar, euro and Japanese yen, which was expanded from a basket of 13 currencies in 2016.
Last week also saw an index that measures the yuan against the Bank for International Settlements currency basket down 0.07 points to 99.37.
The index measuring the yuan against the Special Drawing Rights basket edged down 0.09 points to 95.6.