Given:A bar graph showing jute export from the year 2011 to 2017.Calculation:To find the difference in the each pair of years,2011 - 2012 = 11.4 - 10.8 = 0.62012 - 2013 = 9.5 - 11.4 = - 1.92013 - 2014 = 9.9 - 9.5 = 0.42014 - 2015 = 7.8 - 9.9 = - 2.12015 - 2016 = 5.2 - 7.8 = - 2.62016 - 2017 = 6.5 - 5.2 = 1.3From the above, we know that there was a decrease in export in the years 2012 - 2013, 2014 - 2015 and 2015 - 2016.In all these years, 2015 - 2016 has the maximum amount of decrease.? The maximum percentage of decrease in export was in the year 2015 - 2016.