The charts below show the changes in ownership of electrical appliances and the amount of time spent doing housework in households in one country between 1920 and 2019.

The pie charts illustrate the proportion of time people allocate on different internet activities when they are free, divided into two groups: that is youngsters (18-26 group) and the elderly people (60-70 age group). Overall, it is clear that the two age groups have different preferences of internet activities.
The given pie charts illustrate the proportion of free time of young and elderly people used for different internet activities including email services. It can be seen from the graph that, the youngsters, belonging to 18 to 26 age group, spent their good proportion of 24% of surfing time to carry out social networking.