The bar graph given below shows production of truck by two companies L and M in 5 years.

Which of the following statement is NOT correct?
I. The production of truck by company L in year Y1 is 24 percent of the production of company M in year Y1.
II. The ratio of production of truck by company L in year Y4 to the production of truck by company M in year Y4 are 10 : 3.
ill. The average production of truck by company L in year Y2 and Y3 are 30.