Who is the most popular member of SS501?

considering triple s/green peas (ss501 fans) + non triple s, Kim Hyun Joong is most popular, because of his acting career.

among fans, they've said that their popularities are different in age groups.

young saeng: most popular among under 12s.

kyu jong: young adults

hyung jun: girls arround 18

jung min: adults & mothers

but according to their twitter followers, hyung jun is the most popular.