The graph illustrates the number of reported influenza cases among people over 65 in a village in the UK from 1985 to 1995.
Overall, the number of cases generally increased, with significant fluctuations, peaking around the midpoint. In 1985, there were about 40 cases. This number rose to approximately 55 by 1987 but then declined slightly to around 50 in 1988 and 1989. A significant increase occurred between 1989 and 1991, with cases peaking at nearly 80.
After this peak, the number of cases dropped to just above 60 in 1993. There was a slight rise to about 65 in 1994, followed by another decline to just above 60 in 1995.
In summary, the number of influenza cases among people over 65 in this village generally increased from 1985 to 1995, with the most notable peak in 1991. Despite fluctuations, the overall trend was upward.
