The line graph compares the changes in the proportion of computer ownership in the US, over a fifteen-year period, between 1997 to 2012. Overall, the all the people owning computers adhered to rising trends, with exception of those using no computers. It is also clear that among all four categories, individuals with one computer exhibited larger figures for most of the period as opposed to those owning 3 or more computers that remained the least common figure almost throughout.
Focusing on the increases first, the percentage of people owning 1 computer started at under 30% in 1997, a figure that then grew noticeably to a chart high of 50% in 2003, surpassing that of with no computers and becoming the most popular category. However, this figure saw a slight decline to close to 45% over the ensuing three years before showing gradual increase to 50% in 2012. The figure for computer users who own 2 computers witnessed a constant upward trend, whose figure stood at just 5%, after which it multiplied five times and reached a peak of about 24% in the end of the period. Similarly, possessing 3 or more computers exhibited the same upward trends, despite remaining the least popular. Starting at roughly 2%, the proportion of people with multiple computers witnessed consistent growth, closing a period with lite below 10% in 2012.
In contrast, the remaining category which included people with no computers bucked the foregoing trend. Starting with just below 70% in 1997, the proportion of people without any computers decreased considerably and closed the period with a little below 20% in 2012, down from approximately 68%, in 1997, the highest figure in the initial year.