Band 9: The line graph below shows how elderly people in the United States spent their free time between 1980 and 2010. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The line graph illustrates the leisure activities of elderly individuals in the United States between 1980 and 2010.

Overall, significant upward trends were observed in Hiking, Reading, Surfing the Internet, and Watching TV, whereas Theatre exhibited a notable decline. Hiking demonstrated the most substantial growth among all activities over the three decades.

Hiking experienced a remarkable increase over the period from 1980 to 2010, with a peak of over 70% engagement in the 2010s. In contrast, Theatre participation dropped from 50% in the 1980s to 15% in the 90s, and then fluctuated around 33% in the 2010s.

Reading showed a consistent rise, starting at 30% in the 1980s, reaching close to 80% in the 2000s. Watching TV had the highest engagement at the beginning, with 85% in the 1980s, decreased to around 70% in the following two decades, and then exceeded 75% in the 2010s. Surfing the Internet, which was not prevalent in the 80s and 90s, saw a notable increase to 55% in the 2010s after reaching 30% in the 2000s.