The figure depicts the trend of different fields people have invested their 
money
 during Use synonyms
a
 eight-year-old period from 2008 to 2015 in the UK. 
Change the article
an
Overall
, it is seen that the number of Linking Words
money
 invested in all different fields has approximately increased during these 8 Use synonyms
years
 with the wind Use synonyms
energy
 investment having the most significant growth contrary to Use synonyms
energy
 smart technology remained relatively stable with just a slight increase. 
In the first two Use synonyms
Use synonyms
years
 the amount of Add a comma
years,
money
 put into solar Use synonyms
energy
 was zero, Use synonyms
although
 from 2010 it started almost a gradual rise to about 3 billion pounds. The amount of Linking Words
money
 provided for wind Use synonyms
energy
 went under Use synonyms
a 
considerable growth during the first 3 Correct article usage
apply
years
 and Use synonyms
then
 experienced a sudden decrease to about one-third in 2011 and after that went up steadily until 2015. Investments in other fields, Linking Words
on the other hand
, fluctuated slightly during the covered Linking Words
years
 with the Use synonyms
last
 year being almost as the initial amount.Linking Words