The given bar chart illustrates the amount of people who visited the tourist attractions in a specific city of Europe in 1981, 1991 and 2001.
Overall, the most popular place for tourists in all periods was the Central Amusement Park, whereas the Central Zoo remained the least.
As for the increasing patterns, the National Park’s visitors went up gradually from 10 million to 15 million in the first decade, and rose by approximately 2.5 million in the second one. The National Gallery underwent significant uplift, since it eventually tripled. In 1981, the National Gallery had around 7 million tourist prevalence that doubled in 1991, after which it counted as slightly under 15 million.
With regard to remaining categories, the number of people who visited Central Amusement Park initially decreased from 25 million to 20 million, and ultimately grew by about 2.5 million in 2001. The Science Park’s popularity only slightly decreased from a starting number of nearly 8 million to 6 million in 20 years. The amount of tourists in Central Zoo stayed almost unchanged, though it was halved in 1991 and returned to approximately 2.5 million in the last period.