CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$486.00
Bitstamp$494.11
Bitfinex$492.19
CNY:
BTC China¥3,075.46
OKCoin¥3,082.75
Last updated: Apr 19, 2014 at 08:07 BST