The given Bar Graph presents the Imports and Exports of an item (in tonnes) manufactured by a company for the five financial years, 2013-2014 to 2017-2018.

What is the ratio of total Imports to total Exports during 2013-2014, 2015-2016 and 2017-2018?

A

4175 : 4011

B

4011 : 4175

C

3619 : 3604

D

3604 : 3073