Hiking is the activity which remains increasing all over the period, being the most popular activity in 2010. In 1980 only 20% of population used to hike, but the trend dramatically increases all over the years, and in 2010, 80% of elderly people do hiking.

Otherwise, activities like reading and surfing the internet were growing from 2000 to 2010. Reading went from 20% to 60% and surfing the internet was from around 18% to 50%. Theatre experienced a decline from 1980 to 1990, but from this year, started to grow up, but not in the same proportion as reading and surfing the internet.

Theatre showing a gradual decline between 1980 to 1990, and increase around 43% between 2000 to 2010. On the other hand Reading  reaching a plateau in 1990 in contrast with the period between 2000 to 2010 where the activity increased steadily.

Finally, surfing the internet was lower than other activities like reading or hiking in 1980 to 2000, but increased steadily from 2000 to 2010.

In summary the most popular activities were watching tv and hiking, and the less popular were theatre and reading.

The main thing we can see is that active and digital hobbies became much more popular. For example, hiking was not very common in 1980, only 20%, but it grew every year until it became the number one activity at 80%. It is the biggest change in the chart.

On the other hand, watching TV stayed very high and stable. It started at 60% and stayed around that level for the whole period.

About the other activities, surfing the internet was almost zero in the beginning, but after the year 2000, it really took off and finished at 50%. Reading and theatre were a bit different... they went up and down several times. Reading, specifically, had a big drop in 2000 but recovered at the end.

Overall, watching TV was one of the most popular activities over time, although it was slightly lower than theatre at the beginning, which started with a high figure. However, the number of people attending the theatre decreased over the years.Hiking increased steadily over time, eventually becoming the most popular activity.

Overall, for most of the period Watching TV was the most popular activity, while surfing the internet had the least. Go to theater was the only activity to see a decline percentage and hiking was the unique activity had an increased steadily in the percentage to convert in the most popular activity in the end of the period.

Hiking started at just 20 and surfing the internet was the least popular activity with just 5 percent points in 1980 both activities had an increase in the whole period and in the end, hiking increased to 80% and surfing the internet 50%.

On the other hand, Watching TV started in 60% and had a reaching a plateau and finish with the 65% of population.

According to the graph, surfing the internet began at a very low percentage in the 1980s, at around 5%. It gradually increased in the 1990s and 2000s, reaching its highest point in the 2010s at approximately 50%. This reflects the growing impact of technology on older generations.

Watching TV was one of the most popular activities throughout the period. In the 1980s, about 60% of elderly people watched TV. This number increased slightly to 65% in the 1990s and peaked at 70% in the 2000s. However, it declined to around 65% in the 2010s.

Hiking showed the most significant growth among all activities. It started at 20% in the 1980s and steadily increased each decade, reaching 80% in the 2010s. Compared to other activities, hiking experienced the greatest overall increase.

Overall, watching TV was the most popular activity for most of the period, while hiking and Surfing the internet use increased significantly over time. Reading and theatre participation changed during the years but did not show a clear trend.

In the 1980s, watching TV was the leading activity at about 60%, followed by theatre at around 50%. Reading was lower at 30%, and hiking was only 20%. Very few elderly people used the Internet, at about 5%. In the 1990s, hiking rose quickly to around 40%, the same level as reading, while theatre fell to about 30%.

In the 2000s and 2010s, hiking continued to increase and became the most popular activity, reaching about 80% in the final period. Internet use also grew steadily to around 50%. Reading dropped to 20% in the 2000s but then increased to about 60% in the 2010s. Watching TV peaked at 70% before falling slightly to around 65%.

Hiking and surfing the internet increased strongly since 1980 and reading was the most important free times activity in the 2010.

On the over hand, fron 1980 to 2000 watching TV was increasing and was the first activity, but still the 2000 it decreased and is was not the first anymore.

Reading and theatre showed decline and increasebetween 1980 and 2010, but fron 2000, they aumented, and very quikly for reading.

Overall, except watching TV, allfree tines activities increased forn the 2000, showing the american elderly have more free time activities consumption.

Finally form 1980 to 2010, hiking, reading and surfing the internet grew much more than other activities, but in 2010 watching TV was still the second more usefull.

With regard to the theatre activity, it was the second most popular activity at the beginning, but falling dramatically from 1980 to 1990 and then grew slowly for a decade and reached a plateau from 2000.  On the other hand, the graph illustrates that surfing the internet activity was the lower percentage than others between 1980 and 2000 and have grown since 2000.

In contrast, surfing the internet increased over time. It started at less than 10% of the population and became one of the most popular ways to spend free time by 2010In 2000, reading reached its lowest level, and it increased to 50% in 2010.