The graph shows the information on the number of computers sold at V H Warehouse in the time period between 1999 and 2001.
The vertical axis Y shows the number of computers sold at V H Warehouse, while the horizontal axis X displays the years.
The year 1999 has the highest number of computer sales of all types among 2000 and 2001. All types of computers were in high demand in 1999. But with the passage of time, the use of computers became low because of developed technology like cell phones, tablets, laptops, etc. So, in that case, the ratio of computers in the years 2000 and 2001 decreased constantly.
So finally we can say that as technology became advanced, the use of computers became low. Computers were replaced by portable devices. That is why 2001 has the lowest percentage of computer sales.