Certainly measured on a tradeweighted basis, the New Zealand dollar has in recent years been less volatile on a week-to-week basis than, say, the Australian dollar, the US dollar, the pound sterling, or the Japanese yen. BIS Review 78/1997  -2-  What about the longer-term trends?
Contrary to the common belief, the continued foreign investment in hryvnia government bonds did not have a major impact on the foreign exchange market, unlike in the past months. At the same time, the NBU actively purchased excess foreign currency to increase international reserves. Net foreign exchange interventions have totaled more than USD 5.5 billion since the start of 2019.