Bitcoin Excel Spreadsheet, Cryptocurrency Real-time Web-scrapping -- 2

Please refer to the excel spreadsheet. It is a cryptocurrency arbitrage file that compares with 3 different exchanges Cryptopia, Poloniex and Bittrex. Freelancer should further enhance this spreadsheet by adding the ability to compare with 4 more exchanges as listed below. These are the exchanges I need: 1) Kraken [login to view URL] 2) Binance [login to view URL] 3) Yobit [login to view URL] 4) Okex [login to view URL] Information required to be scraped with updates in the excel sheet: 1) List of arbitrage opportunities between the exchanges with the (highest profit in percentage first) 2) List of asking price and selling quantity 3) Last trade history for the pair Freelancers should google for the required API that feeds the appropriate information in my excel spreadsheet.