The pie charts illustrate the proportions of 
employees
 attending Use synonyms
in 
4 different departments of employment in 2009 and 2020, in two towns. 
Change preposition
apply
Overall
, in Linking Words
this
 period, the two towns relied on different sectors of industrial structures. Manufacturing replaced engineering and became the dominant industry in Linking Words
town
 A, Use synonyms
while
 Linking Words
town
 B had a more balanced industrial development.
In Use synonyms
town
 A, in 2009, engineering was the major department with 60% of workers choosing Use synonyms
staying
 in it, followed by manufacturing accounting for 20%. Change the verb form
to stay
Moreover
, hospitality and teaching displayed similar rates at 11% and 9% respectively. By 2020, most Linking Words
employees
 were employed by manufacturing, at 60%, with a noticeable decrease Use synonyms
of
 engineering to 17%. Change preposition
in
Although
 the proportion of Linking Words
hosipitality
 rose to 15%, the figures Correct your spelling
hospitality
of
 teaching dropped to 8%.
Change preposition
for
However
, in Linking Words
town
 B, the choices Use synonyms
making
 by Wrong verb form
made
employees
 showed an Use synonyms
opppsite
 pattern in 2009.
The percentage of manufacturing was the largest at 40%, and 30% of Correct your spelling
opposite
Correct article usage
the workforces
workforces
 Fix the agreement mistake
workforce
prefer
 to Wrong verb form
preferred
working
 Wrong verb form
work
at
 engineering. Change preposition
in
Additionally
, there was 15% of workers employed Linking Words
by
 hospitality and 10% Change preposition
in
for
 teaching. In the subsequent 11 years, the development of the four departments became more balanced. The percentage of engineering remained initial level, ranking Change preposition
in
the 
Correct article usage
apply
first, 
but the rates of Linking Words
employees
 in manufacturing Use synonyms
fall
 to 25%. Replace the word
fell
Moreover
, the percentages of workers opting Linking Words
hospitality
 and teaching rose to the same, both at 20%.Change preposition
for hospitality