One of the consequences of improved medical care is that people are living longer and life expectancy is increasing

The diagram and table gives information about usual monthly temperatures and typical number of daytime per year in three large cities.

Overall, it can be said that at the end of the year the results were the same as in January.

The first obvious and general finding is that the annual hours of sunshine in New York had the highest increased in table(2,535) hours, but Sydney had the lawest point, whereas the data(2,473), and the information of hours about for London had (1,180) hours.

Although Sydney was at the top of the chart in 26 degrees, but in July his result was decreased to 16 degrees and in December it gained height again to 25 degrees.
Also other two cities had high results as London 23 degrees and New York 30 in July, but moving into December their results simultaneously low to 10 and 5 degrees.