The given bar graph illustrate the proportion of participants in four distinct kinds of musical instrument played by resident in London between 2005 and 2015.
Overall, the rates of categories increased with the exception of Violin. In addition, the differences of Guitar and Violin maintained nearly unchanged through out the time frame.
Upon the closer analyses of data, the proportion of Piano and Guitar in 2005 was about 11%, in the next five years, the data of Piano player grew gradually to just under 20%, being 2% higher than the Guitar participants. Finally in 2015, the percentage of people who engaged in Piano increased signiicantly to around 38% with Guitar possessed a slightly higher rates at about 40%.
Shifting the attention to the remaining data, the rates of people who play Drums was about 5% in 2005, this percentage maintained stable until witnessing a steady adcent to its double (around 10 %) in 2015. By contrast, Violin players seemed to decreased through out the time frame from beyond 10% in 2005 to around 9% in 2010 and finally dropped at approximately 6% in 2015, being the only musical instrument to have a decent in its users through out the time span.