Depicted in the diagrams are the sales of three kinds of music per decade and annually. Overall, pop music was consistently the best seller, according to the bar chart, while the linear graph shows that sales of pop and rock increased whereas classical decreased.
The trades of all music types, illustrated in the column graph, had a rollercoaster journey over the years but pop was consistently the most popular and reached its epitome at €5 billion in 2001 while rock peaked in 2001 at €4 billion. Classical in contrary was always least liked with the lowest amount sold in 2001 at just over €1 billion.
As for the line graph, the transactions for pop more than doubled from approximately €2.2 billion in 1960 to €5 billion in 1990 whereas classical deals collapsed by 50% from €4 billion to €2 billion over the interim. there was a steep rise in the sales of rock from €2 billion to €4.5 billion between the span of 1960 to 1980 but auctions sharply declined over the coming decennary from approximately €4.5 billion to €3.5 billion.