Example- W1

The line graph illustrates the proportions of electricity consumption in UK in the winter and summer during twenty-four hours . While the pie-chart shows the purpose of using electricity  . Generally speaking , winter always  nearly doubles summer in the amount of electricity consumption during the entire day.
For example , After a strong fluctuation between 30 thousand and 40 thousand units for the first nine hours. The figure of electricity consumption in the winter reaches a peak of approximately 45 thousand units at about 22 hour.
By comparison , Summer experienced a gradual decrease from around 18 thousand units to 12 thousand units for the first 9 hours , before a insignificant fluctuation between 12 thousand units and 20 thousand units in the last hours . Strikingly , Only in the final two years is a downward trend seen in both seasons.
In the pie-chart , the purpose of heating rooms has the biggest amount of consumption with above 50%  , followed by the rest ones that are between 15% and 17,5%.
In brief , British uses more electricity at night than daytime and the proportions of electricity consumption concentrates on the winter much more than the summer .