The line graph demonstrates the waste output of 3 companies from 2000 to 2015
It can be seen that the amount of waste produced by 3 companies had a significant changes. Over the 15-year period, the waste output of both company A and B dropped dramatically while that of company C surged.
In 2000, company A had the highest amount of waste output at 12 tonnes while company B and C just produced only around 8 and 4 tonnes respectively of waste. Over the next 5 years, company A reduced their waste output down to over 10 tonnes, but B and C still increased by more than 3 tonnes compared to 2000.
Between 2005 and 2015, the figure of company C continue rose up to the a peak at of almost 10 tonnes. Oppositely, there was a plummet downward trend for in the amount of waste produced by company A and B. They both hit the lowest points of over 8 and only 3 tonnes respectively at the end of the period considered.