The given line chart illustrates the proportion of travelers going to see four attractive destinations in Edinburgh including aquariums, castles, zoos and festivals over a period of 30 years from 1980 to 2010.
Overall, there were upward trends in castles and zoos, while the opposite patterns were true for festivals and aquariums. Additionally, Castle was the most popular arrival during most of the period.
In 1980, there were roughly 25% of visitors to Castle, in comparison with only around 10% of visitors to Zoo. The year 1980 to 2000 witnessed a significant rise from 25% to 45% in the number of visitors to Castle, after which this figure declined sharply to 30% in 2000. Meanwhile, the number of visitors to Zoo fluctuated at between 10% and 15% between 1990 and 2000. Over the next 10 years, while the number of visitors to Castle gradually dropped to 30%, that of tourists to Zoo increased to 20%.
At the start of the period, the number of tourist to Festival was the highest at 30%, whereas the number of tourists to Aquarium was only 20%. After increasing significantly from 20% to 35% in 1985, the proportion of Aquarium fell sharply to 20% in 1990 then dove slowly to 9% in 2010. Regarding Festival, there was a gradual plunge from 30% in 1980 to 24% in 1995 before leveling off till the end of the period.