The line graph demonstrates the proportion of five diverse kinds of technical equipments domestically in a 5-year-period started at 1995 in the United States.
Overall, it can be obviously observed that upward trends in the percentage households accounting occurred among nearly all graphic items. At the mean time, the appliance of washing machine stood higher more than the others over the period.
Apparently, washing machine acted as the most indispensable necessity domestically with a steady growth of the proportion from 60% to 80%. Similarly, computer became more prevalent and narrowed the gap between washing machine by 5%( from 20% to 10%).
However, the usage of computer didn’t remain its second rank when surpassed by phone in 1998. Incredibly, families leaned more preferences upon phones as the penetration of it soared approximately by 60% (75% in1999). But the percentage of internet and DVD player only showcased comparable increase, and reached at 50% and 40% respectively.