The number of cases of diarrhea in Mashhad

The diagram provide information about how many people contracted diarrhea in Mashhad throughout the period from 1983 to 1992. Overall, the amout of people who suffer diarrhea in Mashhad had a tremendously fluctation over a period of nine years.

Evidently, in the first two years of 1983 to 1984, the quality data of cases of diarrhea plateau at 100 cases and rose slightly to reach about 110 case in 1984. After that, there had a marked growth in 1986 when the amount of cases were almost 65 cases higher than the first two years. And then its doubled that of the first two years level out at 200 people in 1987. However, this upward trend was dropped in 1988 to the same level at they were in 1983 and 1984. In the year 1989 came with a dramatically increase peaked at just above 400 cases, but this was not to last as they dropped again. In 1990 and 1991, there had the same level 350 cases and the numbers of cases plummeted dramatically in 1992.

In conclusion, the number of cases at their highest in 1989 whereas the weakest figures could be observed in 1992.