CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$480.00
Bitstamp$491.89
Bitfinex$491.96
CNY:
BTC China¥3,090.42
OKCoin¥3,083.51
Last updated: Apr 24, 2014 at 01:37 BST