I've been keeping records of various statistics, including the current value of the BTC and have noticed it steadily declining over the last few weeks.  I don't think I've seen it go up once.  Does anyone know what's going on?  The highest value I have for the BTC is from when I began keeping records, on 6/16/11.  Then it was 16.7 USD/BTC.  Today, 12.52