The line graph provides data on how the level of satisfaction with the education system in Australia, Japan, the USA, Germany, and Brazil changed over a 20-year period, starting in 1990.
Overall, it can be seen that the percentage of people who were satisfied with the education system in Brazil, Germany, and Japan increased, whereas, it decreased in the USA and Australia. Further, satisfaction levels in Japan were consistently higher over the period shown.
Looking at the chart in more detail, it is evident that the level of satisfaction in Japan stood at 56% in 1990. By 2010, it had increased to 69%, which was the highest point on the chart. The percentage of people who were satisfied with the education system in Germany and Brazil showed a similar trend, rising from 33% and 15% to 50% and 36% in 1990 and 2010, respectively. The level of satisfaction in Brazil, therefore, showed the greatest growth of all the countries over the period shown.
Turning to the remaining dataset that decreased, it can be seen that, the percentage of people who were satisfied with the education system in Australia was approximately 50% in 1990. This figure briefly rose to 59% in 1995, dropped to 43% in 2005, and then remained almost constant. Similarly, the level of satisfaction with the education system in the USA declined from 45% in 1990 to 39% in 2010, which was the lowest point of all the categories.