Include the totals of deforestation per year

[gufalei]

@miguelpeixe Juliana has shared this spreadsheet with total number that should be shown along with the chart of 2014 and 2015

https://docs.google.com/spreadsheets/d/1LO4rgPi9uPOSJ2GkxJdDnxFs1huz8F7c7CyMLtjWrms/edit?ts=58239773#gid=823077741