CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$491.00
Bitstamp$499.50
Bitfinex$502.62
CNY:
BTC China¥3,082.22
OKCoin¥3,078.53
Last updated: Apr 17, 2014 at 13:54 BST