The following line graph shows how four different objects were recycled from 1982 to 2010 in percentage in a certain country.
Overall, recycling rate of paper and cardboard and glass containers were significantly flatulated from 1982 to 1994. After that year, paper and cardboard recycling percentage decline, however percentage of glass container recycling is increased. In contrast, the other two materials are relatively steady until 2002.
In 1982, the recycling rate of paper and cardboard and glass containers began at 50% and over 60% respectively. Paper and cardboard recycling percentage was unstable until 1994 and began drop steadily until it reached 70% in 2010. The percentage recycling of the second item dropped to 40% in 1990, but increased back to original value in 1994, and rose to 60% in 2010.
As for Alumininium cans and plastics, the recycling rate were below 10% in the year 1986 and 1990. However, the rate of recycling of Alumininium cans increased dramatically and reached above 40% in 2010. Unfortunately, percentage of recycling plastics still remained under 10% even in 2010.
