The Russian currency collapsed at the start of Russia's invasion of Ukraine, but has strengthened on the back of government capital controls to make it the world's best performer so far this year.

在俄罗斯入侵乌克兰之初，俄罗斯货币暴跌，但在政府资本管制的支持下走强，使其成为今年迄今全球表现最好的货币。