[CEO Of Stuttgart Stock Exchange: The Total Amount Of Cryptocurrencies Held For Customers Has Reached 4.3 Billion Euros] Matthias Voelkel, CEO Of Stuttgart Stock Exchange Group, Said That The Election Of Donald Trump And His Ambition To Make The United States A "Bitcoin Country" Are Driving Market Expansion, And His Group Is Striving To Occupy A Larger Share In The Cryptocurrency Field. Although Voelkel Did Not Disclose The Specific Amount Of Cryptocurrency Transactions In The Stuttgart Stock Exchange, He Pointed Out That The Amount Had Tripled Last Year, Accounting For About 25% Of Total Revenue. He Added That Bitcoin, As The World's Most Important Cryptocurrency, Accounts For "nearly 50% Of Such Activities." At The End Of Last Year, The Exchange Revealed That The Total Amount Of Cryptocurrencies It Held For Customers Had Reached 4.3 Billion Euros. The Exchange Also Said That It Has Successfully Attracted More Than One Million Cryptocurrency Trading Customers, Including Professionals And Private Customers Mainly From German-speaking Countries. Voelkel Also Revealed That He Personally Invested In Bitcoin And Said That He Was Attracted By The Tamper-proof Technology Behind Bitcoin. He Believes That Cryptocurrencies Will Only Become More And More Popular, Pointing Out That Bitcoin "has A Limited Supply, While The Demand From Investors Of All Ages Is Growing."