The daily exchange rates come from two sources: - European Central Bank (ECB) - Open Exchange Rates ## ECB Whenever possible, daily exchanges rates from ECB are used. ## Open Exchange Rates Daily exchange rates from Open Exchange Rates complete the date/currency combinations not available from ECB. ## Statistics In total, exchange rates for 210 foreign currencies are available for the past 20 years. In total more than 4 million exchange rates are ready to be imported when necessary.