The bar chart illustrated the amount of 4 types of wastes collected in a recycling centre during the period from 2011 to 2015. The 4 types of wastes were paper, glass, tins, and garden.

The bar chart demonstrates the

number

of waste collected by a recycling centre in 4 kinds between 2011 and 2015.

Moreover

, units are measured in

tons

.

Overall

, the

amount

of

paper

was the highest throughout the period, except in 2013. Meanwhile, tins and

garden

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gardens

show examples

had the second lowest and the lowest

number

of waste collected over the period. Regarding

paper

, 57

tons

of

paper

were collected in 2011. The

amount

of it decreased by 17

tons

to 40

tons

in 2013, before increasing to 51

tons

in the following year. The figure for

paper

reached a peak of 70

tons

in 2015. Turning to glass, a slight fall in the

amount

of glass occurred from 48

tons

in 2011 to 41

tons

in 2012.

However

, from 2013 to 2015, the figure for glass depicted a fluctuation between 46

tons

and 52

tons

. From 2011 to 2014, the

number

of tins fluctuated between 27

tons

and 35

tons

, before growing to 39

tons

at the end

. As far as the garden was concerned, the

amount

of it dropped by half to 15

tons

in 2012 and that

number

of

garden

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gardens

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rose dramatically to 39

tons

in 2015.