CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$484.00
Bitstamp$493.96
Bitfinex$495.81
CNY:
BTC China¥3,071.16
OKCoin¥3,068.89
Last updated: Apr 19, 2014 at 10:28 BST