The bar chart shows the changes of priorities of using CD players, PlayStation and a machine used to record and play television programmes from 2008 to 2010.
At first sight it can be clearly seen that compact disc player sales increase from 20 sales to almost 50 sales and it shows us how enormous it was 30 sales during three years.And it’s the highest on the graph during the 2010 year period
While the PlayStation stay steady over those three years. It remain unchange on the same sale amount 35.
On the another hand VCR chart, we can see how the percentage of usuable of videocassette recorder is dramaticly dercrease especially in 2009 year period from 36 to almost 14 selling. This problem cause by more population of averege TV
To summerise all of that, the bar graph provide really viewbeable how the sales of cd players grow the sale of gaming statiom remained contrast and the sale of vcr fall down