| Group | Membership | Members | Topics |
|---|---|---|---|
|
|
Open | 1685 | 30 |
|
|
Open | 1626 | 10 |
|
|
Open | 1603 | 9 |
|
|
Open | 1597 | 15 |
|
|
Open | 1546 | 1 |
|
|
Closed | 1524 | 6 |
|
|
Open | 1462 | 1 |