The provided bar chart depicts the number of waste collected by a recycling centre in four different categories: paper, glass, tins, and garden. The information is given for the years 2011 to 2015.
Overall, it is clearly seen that the maximum number of waste collected by paper. In contrast, the minimum amount of waste collected by garden.
Looking at the bar chart in detail, in 2011, the amount of waste collected by paper was 57 tons compared to 50 tons in 2012. However, for the former year, the figure of waste collected was 48 tons, 35 tons, and 32 tons by glass, tins, and garden, respectively. Whereas, for the latter year, the amount of waste collected was 41 tons, 27 tons, and 15 tons in the same categories, respectively.
Analyzing the bar chart further, in 2015, the number of waste collected by glass was at the top position, at 45 tons. However, it was followed by paper, which contributed 40 tons. Whereas, it is noticeable that the next places were occupied by tins and garden, with 34 tons and 31 tons, respectively. On the one hand, in 2014, the figure of waste collected was 51 tons, 46 tons, 33 tons, and 27 tons by paper, glass, tins and garden, respectively. On the other hand, in 2015, the amount of waste collected was 70 tons, 52 tons, 39 tons, and 35 tons in the same categories, respectively.