The given pie charts illustrate the proportion of device usage when watching TV in the years 2009 and 2019.
Starting with 2009, the data predominantly consists of conventional TV and laptop usage. Conventional TV accounted for slightly less than a third, at 34%, while laptops made up just under a quarter. Desktop computers and flat-screen TVs were marginally less common than laptops. The remaining categories showed relatively lower proportions.
Turning to 2019, the charts indicate that flat-screen TVs and mobile phones were the most used devices. It is notable that conventional TV usage significantly declined compared to 2009. Conversely, mobile phone usage saw a considerable increase, ranking it second in terms of device usage.
To summarize, the percentages of flat-screen TVs, mobile phones, and tablets were significantly higher in 2019 compared to 2009. Conversely, conventional TVs, laptops, and desktop computers saw a reduction in usage over the same period.
