the graph below shows the number of complaints made about noise to Environmental Health authorities in the city Newtown between 1980 and 1996

The line graph depicts complaints' figure that made about noise Newtown city's Environmental Health authorities from 1980 to 1996.
Overall, the highest number of complaints made about domestic noise while lowest one was in Road works in the given period.
To start with, in 1980, the authorities received just over 600 complaints about Domestic noise which decreased in 1986 by 200. Then, there was dramatically increase in the index of complaints about Domestic noise from 400 to just over 1200 in 1996. Complaints from traffic noise made up around 500 between 1980 and 1984 which fell by approximately 300 in 1986 to 1988 and it reached its highest level in 1996.
Moving to the factories, the shares of complaints people made from it rose to 700 in 1986, then it remained unchanged by the end of 1996. As for Road works,the figure of complaints about it dropped moderately to 400 in 1984 and it declined about 130 in 1996.