CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$487.00
Bitstamp$497.09
Bitfinex$498.04
CNY:
BTC China¥3,125.01
OKCoin¥3,129.29
Last updated: Apr 25, 2014 at 01:59 BST