Task 1 The bar chart shows the percentage of small medium large companies which used social media for business purposes between 2012 to 2016

The bar chart describes the percentage of three different scales – small, medium and large businesses that appear on social media from 2012 to 2016.
In the first period of three years, the used of media of each business had various trend. The proportion of small one slightly increased from about 27% in 2012 to 30% and 35% for the next two years. Compare to the medium firms which had the huge rise from 32% to 48% in 2013, then it slowly increased to 49% the year after. From the chart, the proportion of big cooperation can be seen as the decreased values. From 2012 to 2014, it marginal dropped 2% from nearly 79%. The big change in the percentage of media presence came in 2015. Both 3 types of companies had the huge fall to 30% in the small and medium ones; the large one fell to 54% which was 33% contrast to previous year. After hitting the bottom in 2015, the proportion of social media usage in 2016 dramatically jumped to the highest in 5 years period since 2012. The small and medium businesses bounced back from 30% to 49% and approximately 53%. The large business increased more than 26% to over 79%.
Overall, all three kinds of businesses had an upward trend in the used of media marketing activities. In addition, the large enterprise used media the most, while others were lower despite the increased percentage.