The graph and table below give information about water use worldwide and water consumption in two different countries.

The pie charts show data on the ages of the population in Yemen and Italy in the year 2000, and also forecast these portions of the population for the year 2050. In general, the elderly population in Italy will be much higher in proportion than that of Yemen.
The pie charts illustrate the proportion of populations in Yemen and Italy according to 3 different age groups in 2000, with the future forecast for 2050. It can be seen that in both countries the general trend is for a predicted increase in the population of people aged 60+ and a decrease in those aged 0-14 by 2050.