The graph illustrates the reported figures of cases of influenza in people above 65 in the countryside of the UK between 1985 and 1995.
Overall, the number of people gradually increased throughout the period with significant fluctuations in the middle. During the midpoint of the period, the documented occurrences of people with influenza were at their highest.
Looking at the graph in more detail, it is evident that the diseased incident began to spread in 1985. By 1987, it had risen to approximately 55 people, which fell to around 50 people in 1988 and 1989. After a slight decrease, there was a massive resurgence to a high point of almost 80 individuals before receding to just above 60 cases in the years of 1993 and 1995, respectively
