The three pie charts illustrates the allocation of money on four forms of music in 2005, 2008, and 2011.
Overall, it is steadily apparent that while the proportion of digital downloads expenditure witnessed an upward trend, the opposite was true for CDs and concerts. Notably, the most significant distribution of money spent on CDs in 2005 and 2008; however, it was overtaken by digital downloads in 2011.
In 2005, the allocation of money on CDs stood at 61% (the highest proportion in the chart). After that, it dramatically decreased by 20% in the percentage of CDs expense in 2008. From 2008 to 2011, this figure continued to declined to 26%. The most popular type of music was concerts also saw an decrease. After reaching 31% in the initial, this figure saw a slight drop by 3% of total expenditure in 2011.
Looking to the other sources of music, at 2%, there was a small portion in the attribution of money on other sources in three years. The figure for digital downloads experienced a staggering rise, there was a minor expenditure on this type in 2005, at 6%. But then it surged to reach 43% in the final year, which outnumbered the figure of CDs expense.