The diagram is an illustration of the sales of phones by five different countries between 2000 and 2010, measured in percentage.
Overall, Iphone, Samsung and Redmi experienced steady growth over the period, while Artel declined significantly. Iphone consistently held the largest share of the phone sales. In contrast, Huawei showed no clear upward or downward trend.
Examining Iphone, Samsung and Redmi, all sectors experienced growth. Iphone rose steadily from 15% in 2000 to 30% in 2010, a double increase of 15%. Samsung, in contrast, saw a significant increase with fluctuation from 10% to 25% during the same period. Redmi, however, started from about 8% and witnessed a slight increase of about 12% over the decade. From 2003 onwards, Redmi exhibited a downward trend mirroring that of an Iphone.
By contrast, the figure for Artel started at 30% in 2000 and it had a slight decrease to 20% in 2007, before falling dramatically to 10% in 2010. Huawei, however, presented a different picture, with fluctuations throughout the period. The percentage fell slightly until 2003, then gradually increased in 2007, after which it recovered to its initial position.