The line graph provides how data about the percentage of people who were satisfied with the education system in Australia, Japan, USA, Germany, and Brazil changed over a 20-year period, starting in 1990.
Overall, it can be seen that the levels of satisfaction with the education system in Japan, Germany, and Brazil increased, whereas they decreased in the USA and Australia. Further, satisfaction levels in Japan were consistently the highest over the entire period.
Looking at the chart in more detail it is clear that the percentage of people who were satisfied with the schooling system in Japan stood at about 56% in 1990. By 2010, it had increased to about 70%, which was the highest value on the chart. The levels of satisfaction with the education system in Germany and Brazil showed a similar trend, raising from about 34% and 15% to 50% and 36% in 1990 and 2010, respectively. Satisfaction levels in Brazil, therefore, showed the greatest increase among all the countries.
Turning to the remaining data set in more detail it is evident that the levels of satisfaction with the education system in Australia was about 50% in 1990. This figure slightly increased to about 60% in 1995 and dropped to 43% in 2005 and then remained almost constant till the end of the period. Similarly, satisfaction levels in the USA fell from 45% in 1990 to 29% in 2010, which was the greatest decrease among all the categories.