The three pie charts below show the changes in annual spending by local authorities in Someland in 1980, 1990 and 2000.

The pie chart illustrates the percentage of changes in annual expenditure by local officials in Someland in 1980, 1990 and 2000.

Overall

Linking Words

, the biggest proportion of spending was on higher education in all three years,

while

Linking Words

the very least amount was allocated to environmental services and others.

Firstly

Linking Words

, 35% of total money was spent on higher education services in 1980, which rose to 45% in 1990, but saw a decline in 2000 and the number was 40%. After that comes the K-12 education sector and 25% of expenditure was made in 1980,

whereas

Linking Words

20% of total money was budgeted in 1990 and it was only 18% in 2000. In the transportation field, 16%, 6% and 22% of total money were used to make changes in the years 1980, 1990 and 2000 respectively.

However

Linking Words

, the in-charge authority spent 14% on the health and human resources service in 1980, which was 6% higher in 1990 and in 2000 it was 4% less.

Furthermore

Linking Words

, the expenditure on environmental services was 4%, 5% and 9% respectively, which is much less compared to other fields.

Finally

Linking Words

, in another sector, the percentage witnessed some decrease over the years from 6% to 4% and only 1% remained in the

last

Linking Words

given period.