The following graph shows the amounts of 
waste
 generated by 3 Use synonyms
companies
 during the span of 15 years. Use synonyms
It is clear that
 Linking Words
companies
 A and Use synonyms
B
 have reduced the amount of Use synonyms
waste
 during these 15 years Use synonyms
whereas
 Linking Words
company
 C has increased it.
Use synonyms
Company
 Use synonyms
B
 decreased their Use synonyms
waste
 to almost 3 in 2015 Use synonyms
tonnes
 starting from 8.5 Use synonyms
tonnes
 in 2000. It is evident that Use synonyms
company
 Use synonyms
B
 significantly reduced their Use synonyms
waste
 production after 2005, until which it saw an incline. Use synonyms
On the other hand
, Linking Words
Company
 A which had started with the most amount of junk at 12 Use synonyms
tonnes
 showed a steady decline during the years 2000-2015 and reduced it adequately to about 9 Use synonyms
tonnes
.
Use synonyms
In contrast
 to the other Linking Words
to
 Correct your spelling
two
companies
, Use synonyms
Company
 C started with the lowest Use synonyms
waste
 in 2000 at about 4 Use synonyms
tonnes
 but since Use synonyms
then
 has Linking Words
showed
 an incline till the year 2015 Change the verb form
shown
with 
producing more than twice the amount of junk it started with at about 10 Change preposition
apply
tonnes
.
Use synonyms
To conclude
, Linking Words
Companies
 A and Use synonyms
B
 showed a decline in Use synonyms
waste
 production Use synonyms
while
 Linking Words
Company
 C showed an incline.Use synonyms