The line grap illustrated three companies in terms of the number of waste generated between the years 2000 and 2015.
Overall, companies A and B fall over their waste materials in the 15-year peroid, while the amount of waste produced by company C considerably increased.
To begin with, in 2000, firmA output around 1d tonnes the amout of waste materials , whereas firms B and C respectively produced, which were stonnes and 4 tonnes of waste production. In the 5 years, the figure for company A have a slight decrease approximately 1 ton. At the same period time, companies B and C produced rose to 11 tonnes and only 6 tonnes. Morever, firm A has the amount of waste was the highest compare to firmB and firmC in 2005.
In the next 10 years, companies A and B declined waste production significantly around 2 tonnes and 7 tonnes. By contrast, company C saw a rise gradually in waste material which was about 4 tonnes. In the year of 2015, company C’s waste output had risen to 10 tonnes, while wastage products of firms A and B had dropped roughly 8 tonnes and 3 tonnes.