DailyDose, "El Salvador was the first country to adopt Bitcoin as legal tender in 2021 and now holds over 5,700 BTC.
El Salvador has launched its own proof-of-reserves website, featuring various tools for monitoring the country’s Bitcoin holdings using on-chain data.
El Salvador’s online Bitcoin treasury provides real-time data on the nation’s Bitcoin reserves. The Central American nation officially holds 5,748 BTC, which is currently worth approximately..."
Read more: https://cointelegraph.com/news/el-salvador-bitcoin-treasury-website