The line graph provides how the 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 USA and Australia. Further, satisfaction levels in Japan were consistently higher over the entire period.
Looking at the chart that increased in more detail, it is evident that the percentage of people who were satisfied with the education system in Japan stood at about 56% in 1990. By 2010, this figure had increased to 69%, which was the highest point on the chart. The levels of satisfaction with schooling system in Germany and Brazil showed a parallel trend, raising from 33% and 15% to 50% and 36% in 1990 and 2010, respectively. Satisfaction levels in Brazil, therefore, showed the greatest increase of all the countries over the period shown.
Turning to the remaining data sets that decreased, it is clear that about 45% of people in the USA were satisfied with the education system in 1990. This number decreased to 29% in 2010. Similarly, the percentage of people who were satisfied with the education system in Australia was approximately 50% in 1990. It rose briefly to 59% in 1995 and then dropped to 43% in 2005. This figure remained almost constant till the end of the period.