The line graph illustrates the rate of total music selling by three forms of music buying approaches, namely streams, downloads, and CDs purchased from 2011 to 2017. Overall, the music sales percentage with downloads and
The given line graph illustrates the Proportion of how many types of music sales according to three different methods: Streams,downloads,and CPs purchase.
The graph illustrates the proportion of total people who buy music by three difficult methods in a 7 years-period commencing from 2011, reported every 1 year