The clustered bar chart illustrates the weekly hours allocated by teenagers in Chester to various activities from 2002 to 2007.
Overall, the activity of watching television consistently dominated the time spent by teenagers throughout the specified period, while bowling and visiting clubs or discos remained the least favored pursuits.
A close examination reveals that the most significant increase occurred in the hours dedicated to watching television, which rose from approximately 25 hours per week in 2002 to around 38 hours by 2007. Conversely, outings to clubs and discos also witnessed an upward trend, albeit more modest, expanding from roughly 5 hours to approximately 15 hours during the same timeframe. Shopping, although unpopular relative to television, demonstrated a noticeable increase from 7 hours to about 15 hours over the surveyed years.
In contrast, three of the remaining four activities experienced a decline in popularity. The time spent on homework decreased from an average of 10-12 hours weekly to merely 7 hours, while engagement in sports fell sharply from around 10 hours to just 3 hours. Bowling, as previously noted, was the least engaging activity, decreasing to less than 1 hour per week by 2007. Watching DVDs evidenced significant fluctuations; after peaking at 17 hours in 2004, it ultimately settled at approximately 10 hours by the end of the study period.