The line graph illustrates the information about computer ownership in four categories in the US between 1997 and 2012 years.
Overall,the computer ownership in the US between 1997 to 2000 shows that:there was a gradual rise in 1 computer category which climbed from under 30% to 50% over the period. While no computer category increased steadily until 1997,it experienced fluctuations in the following years.
The persentage of 1 computer category gradually increased from under 30% in 1997 to 50% in 2012, showing a steady upward trend over the decade .While no computer category decreased steadily ,it experienced significant fluctuations in the following years.By 2012 the no computer category remained under 20%.
The proportion of 2 computer category mildly increased from under 10% in 1997 to over 20% in 2012, showing a mildly upward trend over the decade. While 3 or more computers category increased mildly until 2009,it experienced fluctuations in the following years.
