The graph illustrates the number of participants via five means of activities at a particular social centre, between 2000 and 2020 in Melbourne, Australia.
Overall, film club and martial arts showed more stable trends throughout the period, while other categories experienced significant fluctuations.
According to the data, the most common activity is film club, which remained stable on the top and estimated about 65. Similarly, participants who choose martial arts had not changed a lot, around 30-35.
Meanwhile, amateur dramatics saw a slight growth, starting from 25 to approximately 30 in 2005, then gradually reduced to almost 7 by 2020. In contrast, the demand for table tennis among participants had an opposite trend. Over the first decade its figure rose a slight, however, the next decade increased sharply to just above 50 in 2020. Although musical performances have appeared in the social centre since 2005, it has grown steadily and reached 20 in 2020.