The chart shows the percentages of paper and cardboard, glass containers, aluminium cans and plastics that were recycled in one country between 1982 and 2010.
In 1982m about 65% of paper and cardboard was recycled. This figure fluctuated before rising steeply to reach a peak of 80% in 1994. From then on, however, it decreased steadily to a level of 70% in 2010. In 1982, half of all glass containers were recycled; after dipping to a low of 40% in 1990, the glass recycling rate gradually increased to 60% by 2010.
Aluminium cans were first recycled in 1986, starting at about 5%, but this figure climbed rapidly over 25 years and by 2010 it had reached 45%. Recycling of plastics, on the other hand, was not introduced until 1090 and, although the growth in this category was also constant, it was very slow, rising from 2% to around 8% over the period.
Overall, the proportion of paper and cardboard that was recycled was the highest of the four classes material, but this category experienced a decline after 1994, whereas there was a continuing upward trend in the recyclingof the other materials.
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