The given pie charts illustrates using device proportion when they wactch TV each 2009 and 2019 years.
The beginning with 2009 years, it was largely consisted of amount of conventional TV and laptop. conventional TV was siginificantly less than a half , 34%, while a little less than a quarter was made up of laptop. dsektop and flat-screen tv slightly difference with latop. The rest showed raletively lower proportion.
Turning to the 2019 years, it can be seen that it was mostly comprised of falt-screen TV and mobile phone. conventional tv can be seen that it was siginificantly less than 2009 years. In contrast, mobile phone was much higher than 2009 years so that it was placed with second.
To sum up, there were larger of percentage of flat-screen, mobile phone and tablet in 2019 years than 2009 years. Otherwise, 2009 years much higher had conventional TV, laptop, desktop computer.
