The provided chart gives the information about the proportion of selling music through streams, downloads and CDs purchased over eight year period.
Overall, it is clear that streaming music witnessed a significant increase over the survey time, while the opposite trend was true for selling music via CDs.
In 2011, streams accounted for 5%, which was the lowest point in the line graph. Over the next seven year, online musical rose dramatically to around 40%, which outnumbered that of the others method. During the same period, downloaded music experienced a slight drop to 30% (lower than the starting point), although this method reached its peak at nearly 42% in 2014.
Starting at the highest rank, music sales by CDs purchased stood at 55% in the first examined year. Between 2011 and 2016, the figure dwindled substantially by 25%. From the year 2016 onwards, selling music via CDs continued to fall gradually to approximately 25%.
