| Group | Membership | Members | Topics |
|---|---|---|---|
|
|
Open | 3243 | 44 |
|
|
Open | 3138 | 7 |
|
|
Open | 3129 | 4 |
|
|
Open | 3065 | 15 |
|
|
Open | 3032 | 15 |
|
|
Open | 2993 | 3 |
|
|
Open | 2861 | 7 |