I am looking for currency exchange data, specifically USDRUB and EURRUB quotes. I managed to find tick-by-tick data on the official site of the Moscow Exchange (MoEx). But I search data at a 15-30-minute timeframe.
This site will display and download exchange rates on a daily basis for the past year:
This OECD link will show you annual exchange rates (use custom option) back to 1995.