The bar chart gives infomation about the percentage participation of men in senior development in three companies from 1980 to 2010
Overall, IBM sector was the highest in the last year, whereas the opposite was true for Apple. In addition, the biggest difference was seen in IBM
In 1980, around 14% of the percentage participation of men chosse Apple postion, making them the highest number compared to two remaining sectors. The percentage of male worker partipated in Microsoft in this timeframe was slightly lower, with 9%. Beside, IBM sector was the lowest percentage, with only 0%. After ten years, although the figure of participation selected Apple had dcreased, they still accounted for the largest proportion, with nearly 13%. Remarkably, the popularity of IBM company supassed Microsoft, with nearly 12% and 11%, respectively.
From 1995 to 2010 , the percentage male worker participated in IBM company had increased drastically compare to the others company, around 24% to 62% and becoming the largest contribator. Similary, Microsoft increased signicficantly with 14% in 1995 and 43% in 2010. However, Apple was the company, which became less popular as a two companies, with a contribution only 20%