The graph below shows the proportion of four different materials that were recycled from 1982 to 2010 in a particular country

The given graph illustrates a significant amount of paper and cardboard, glass containers, aluminum cans and plastics from 1982 to 2010 in a certain country.
Overall, paper and cardboard and glass fluctuated while aluminum cans and plastics rose slowly.
In 1982, paper and cardboard started at 65%, similarly, the beginning of glass containers was 50%.
Paper and cardboard increased to over 80% in 1986 but fell by 65 %; however, glass containers dropped dramatically to 40%.
Also, in 1994, both paper and cardboard and glass containers rose abruptly, nevertheless, paper and cardboard plunged to 70% in 2010 during glass containers grew to 60%.
From 1986 to 1990, aluminum cans and plastics looked similar, nearly hitting the lowest point, whereas till 1994 aluminum cans surged rapidly almost 15% and plastics escalated slightly near 7%. At last, both climbed from 1994 to 2010.