Bulgarian authorities arrested 23 people in connection with a criminal scheme that attempted to avoid customs tax charges on international shipments. The Southeast European Law Enforcement Center (SELEC) reported that Bulgarian authorities stumbled across 213,519 Bitcoins during the investigation. At the time, each Bitcoin was worth about US $2354, making a tidy total of US $500 million.Since May, however, the price of Bitcoin has rocketed, and the price for each Bitcoin is now US $16,5965656.”]
Source: https://grahamcluley.com/bulgaria-sitting-3-5-billion-worth-bitcoin-seized-criminals/