The pie charts illustrate the shifts in yearly expenditure by authorities in Someland over the 20 years period, starting from 1980.
Overall, while the amount of money spent on higher education, transportation and environmental service witnessed an upward trend, the opposite was true for health and human resources, K-12 education, and other categories. In addition, the expense on higher education always made up the largest proportion during the period shown.
Initially, the funds spending on higher education was 35% and then increased by a tenth before dropping to 40% in 2000. A similar trend was seen in the proportion budget spent on transportation, which climbed from 16% to 22% between 1980 and 2000. Moreover, the percentage of expenditure on environmental services from 1980 to 2000 accounted for 4%, 5% and 9%, respectively.
On the other hand, a steady decline in the spending on K-12 education was seen from the year 1980 onwards, decreasing from 25% to 18%. The money dedicated to health and human resources was 14% initially and went down to 10% after experiencing a reach of 20%. Finally, the budget spent on other aspects was the smallest proportion, which dropped from 6% to 1% within a timepan of 20 years.