“Member States” = https://platinumclubnet.com/assets/pdf/UNIQUE_ISSUE_26_2020_EN_Mobicom.pdf
Check out this simple article that was published by “https://platinumclubnet.com/”. It gives some history about clubs and associations, their popularity over the years and how things are changing with demographics, and what different clubs and associations are doing to evolve with the times.