CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$476.00
Bitstamp$483.21
Bitfinex$484.20
CNY:
BTC China¥3,055.13
OKCoin¥3,043.67
Last updated: Apr 24, 2014 at 09:22 BST