The diagram gives 
digitals
 information about the production of milk in four countries in three different years.
Fix the agreement mistake
digital
Overall
, Linking Words
it is clear that
 the Netherlands had the highest numbers in the three periods. Linking Words
However
, Guatemala has the lowest numbers in the three periods. The unit is the litres.
Linking Words
To begin
, the Netherlands had produced around 11 Linking Words
million
 litres of milk in 1990 before it went down by 100 Use synonyms
thousand
 litres in the next Use synonyms
decade
 Use synonyms
then
 it rose to 11 Linking Words
million
 and a half in 2010.Use synonyms
Likewise
, Australia achieved around 11 Linking Words
million
 in the first period. Following that, it declined by 150 Use synonyms
thousands
 in the next Change to singular
thousand
decade
 before it plunged sharply to 9 Use synonyms
million
 in 2010.
Tanzania had Use synonyms
really
 small number of  production of milk with 87 Add an article
a really
thousand
 in the first Use synonyms
decade
 and it went up to nearly  double with 142 Use synonyms
thousand
 in 2000 before it increased again to 155 Use synonyms
thousand
 in Use synonyms
Linking Words
last
 period.Correct article usage
the last
similarly
, Guatemala had a very weak number with 26000 in 1900 before it rose to 55000 in the next Linking Words
decade
 and Use synonyms
then
 it picked up to 84000 in 2010.Linking Words