The pie chart shows the changes in the three computer operating systems between 2012 and 2015.
Overall , while the percentage of OS-1 operating systems saw a noticeable increase by more than double throughout the period, that of others system experienced a dramatic decrease by almost threefold.It’s also true that, there was a period of stability in the OS-2 as well as OS-3 operating systems share.
The percentage of OS 1 started at 20% in 2012 and this was followed by a considerable rise to 38% in the next year.While the other systems proportion was 48% in 2012, after which it saw a dramatic decline to 35% in 2013. After rising noticeably to 38% in 2013, the proportion of OS 1 systems rose further to 47%. the percentage of OS1 operation systems increased dramatically in the final year, reaching 52%.
The proportion of OS3 operation system started at 15% in 2012 , a figure that then dropped slightly to 10% in 2013. The figure of OS2 operation systems showed a remain stable in 2012 to 2013. The percentage of OS3 rose slightly from 2013 and 2015 reaching 15%. The share of OS2 operation systems saw a minimal increase to 18% and this trend showed a period of stability from 2013 to 2015.
