Bitcoin Weekly Update
Weekly Highest Price was 11,517.40 USD on November 29, 2017
Weekly Lowest Price was 8,775.59 USD on November 26, 2017
Steem Weekly Update
Weekly Highest Price was 1.28 USD on November 27, 2017
Weekly Lowest Price was 0.903074 USD on November 30, 2017
Source: https://coinmarketcap.com/