In the given table, production of mangoes (in thousand tons) of three different states X, Y and Z over the years 2016 to 2019 is shown, Study the table and answer the following question.
|
Year States |
2016 | 2017 | 2018 | 2019 |
| X | 5 | 4.6 | 5.3 | 4.8 |
| Y | 5.8 | 5.4 | 4 | 5.6 |
| Z | 4.6 | 4.3 | 5.6 | 6.6 |
What is the difference between the total production of mangoes (in thousand tons) of all the states X, Y, and Z together in 2017 and 2018, respectively?
1
220 tons
2
450 tons
3
270 tons
4
600 tons