The given chart depicts the transformations in the ratio of number of people per household in the UK in 1981 and 2001.
Overall, it can be easily seen that almost selected sorts of families witnessed a downward trend in 2001, whereas the proportion of households in UK, which consisted only one person or two people, had an upward trend.
In 1981, it’s obvious that about one third of total households in UK had two residents, then, this type of families experienced a slight increase in the total ratio, from 31% in the first selected period of time to 34% in 2001 and still accounted for the most part of all types of household. In UK, exactly 17% of households had only one individual, after 20 years, the percentage of these households went up to approximately a quater of all families.
In this region, a same small downward trend of 3% was recorded in the percentage of families that including three and four members. To be more specific, the ratio of three-person family declined a little from 20% in 1981 to 17% in 2001, while the figure for families of 4 people also decreased marginally from 18% to 15% in the last point of time. According to the chart, the data on four-member and five-member in two chosen years took up a modest number of all type of families, dropped from 8% to 6% in 2001 and from 6% to 2% in 2001, respectively.