CoinDesk Bitcoin Price Index

Info on how this value was calculated
Based on the following values:
USD:
BTC-e$481.00
Bitstamp$493.71
Bitfinex$493.51
CNY:
BTC China¥3,052.24
OKCoin¥3,053.32
Last updated: Apr 19, 2014 at 10:23 BST