First published by Money Metals here: https://www.moneymetals.com/news/2020/05/27/australian-perth-mint-silver-and-gold-bullion-sales-surge-in-april-002041

Due to investor fears stemming from the global contagion, demand for Perth Mint silver and gold bullion products surged in April. According to CoinNews.net, the Perth Mint’s gold bullion sales in April were the highest since the website started collecting data in February 2013, while silver bullion sales were in second.