The bar chart below shows the percentage participation of men in senior development in three companies between 1980 and the year 2010.

Task Achievement

Band 7.0

Coherence and Cohesion

Band 6.5

Lexical Resource

Band 7.0

Grammatical Range and Accuracy

Band 7.0

The provided bar graph compares the number of male senior developers in three major software companies namely IBM, Microsoft and Apple between 1980 and 2010. As is presented in the graph, Initially Apple had the largest percentage of senior development employees but after 30 years IBM employed the largest percentage of such employees.