1 BTC = 6367.3636 USD (average from all sources)
1 BTC = 6350.6 USD (source: https://kraken.com)
1 BTC = 6352.62 USD (source: https://www.bitstamp.net)
1 BTC = 6413.66 USD (source: https://coinbase.com)
1 BTC = 6352.5744 USD (source: https://poloniex.com)