The chart below shows global sales of the top five mobile phone brands between 2009 and 2013. Write a report for a university, lecturer describing the information shown below. Summarise the information by selecting and reporting the main features and make comparisons where relevant.

The bar graph presents how the highest cellular phone brand income changed over a period of 5 years, between 2009 and 2013. At a glance, there are a number of trends for each of the varieties. Samsung and Nokia are leading the chart sales by being the most purchased phone over three separate years.

Firstly

, Samsung experienced a gradual increase from nearly 250 figures to 450 figures in the year of 2009 until 2013.

Moreover

, Apple and ZTE

also

presented significant growth reaching a peak in 2013 of 150 and approximately 60, respectively.

On the other hand

, Nokia's customers abruptly dipped by nearly half the proportion from just over 400 became 250 in 2013.

Furthermore

, the same trend

also

happened to LG where the proportion of buyers fell gradually in a half-decade from more than 100 individuals to 75 persons.

Additionally

,

this

showed that over the year people were not interested in buying smartphones by these two particular lines.