| Group | Membership | Members | Topics |
|---|---|---|---|
|
|
Open | 1735 | 30 |
|
|
Open | 1677 | 10 |
|
|
Open | 1654 | 9 |
|
|
Open | 1653 | 16 |
|
|
Open | 1594 | 1 |
|
|
Closed | 1573 | 6 |
|
|
Open | 1508 | 1 |