Band 9 Sample Answer The line graph depicts the monthly ridership figures (in millions) for four types of transportation—subway, tram, bus, and bike share—in a European metropolitan area from 1980 to 2030. Overall, both subway and tram usage exhibited an upward trend throughout the period, while bus ridership steadily declined. Bike sharing was introduced around…

The line graph compares the number of complaints made to an airline’s complaint department through three different channels—personal delivery, telephone, and fax or email—during the first half of 2009. Overall, spoken complaints (in person and by telephone) increased notably over the period, while written complaints (fax and email) declined steadily. Face-to-face complaints showed the most…

The line graph illustrates the number of homeless people in three regions of England—Central England, the Rest of England, and London—between 2010 and 2016. Overall, homelessness in Central England showed a marked increase throughout the period, reaching the highest figures among the three regions. The Rest of England also experienced a significant rise, while London…

Band 9 Sample Answer The line graph depicts changes in oral pH over time following the consumption of three different sweeteners: cane sugar, fruit sugar, and honey. It also indicates the duration for which the pH remains below 5.5, the critical threshold associated with an increased risk of tooth decay. Overall, cane sugar causes the…

Band 9 Model Answer The chart compares the average carbon dioxide emissions per person in the United Kingdom, Sweden, Italy, and Portugal between 1967 and 2007. Overall, the UK and Sweden experienced notable declines in per capita CO₂ emissions, while Italy and Portugal recorded substantial increases. Despite its downward trend, the UK consistently had the…

The line graph shows the consumption of six different energy sources in the United States from 1980 to 2030, with figures up to 2015 representing actual data and the remainder as projections. Overall, petroleum and oil remained the dominant source throughout the period, followed by coal and natural gas. All other sources accounted for much…

The line graph compares the proportion of working-age adults in France, the United States, Japan, and Germany from 1960 to 2015, with projections extending to 2050. Overall, Japan and Germany consistently recorded higher proportions of working-age adults than the United States and France until around the early 2000s. However, both countries are projected to experience…