The chart illustrates the average yearly costs of personal cell phone and landline phone services over a 10-year period.
Overall, the average annual expenses for cell phone services increased significantly throughout the period, while residential phone services saw a constant decrease.
Initially, personal cell phone costs started at around $200 per year in 2001, gradually rising to approximately $300 by 2003. A significant spike occurred in 2006, surpassing residential phone services. By 2010, it peaked at just under $400 annually.
On the other hand, landline phone services began at just under $700 per year in 2001, experiencing a continuous slight decline until 2006 when it fell to second place after cell phone services. It then decreased steadily to around $400 annually by 2010.
