The following image displays a line graph showing five different communication services, including landline, internet, mobile broadband, cellular phone, and fixed broadband services, used from 1998 to 2008. The horizontal axis represents the different communication services, while the vertical axis indicates the number of service users worldwide.
From the figure, it is evident that the overall rate of communication service users significantly increased from 1998 to 2008. Among these services, the number of fixed and mobile broadband users remained almost similar throughout this time period. In contrast, the number of landline users grew from 15 million to 19 million.
Additionally, the number of internet users gradually increased from around 4 million to 21 million, representing a growth of approximately 425%. On the other hand, cellular phone users experienced the most rapid growth, soaring from around 5 million to 65 million, which was the highest increase among all communication services.