The following graph shows the sales of cars (in thousands) in four cities in 4 years. Study the graph and answer the question.

In which year, the  sales are higher?

2019

Sale in year 2016 = 4.3 + 3.6 + 5.2 + 4.5 = 17.6

Sale in year 2017 = 3.5 + 3.9 + 4.3 + 4.6 = 16.3

Sale in year 2018 = 3.9 + 4.2 + 4.9 + 5.1 = 18.1

Sale in year 2019 = 4.1 + 4.3 + 4.9 + 4.9 = 18.2

Sale in year 2019 is highest.