User tmob 
tmob 
posted 1204 waymarks in 931 different categories within 87 countries and 145 regions, of these were 706 posted-first-in-region and also 360 posted-first-in-country.
Unfortunatly the user also has 9 waymarks with a missing region in the database.
In the following list are the categories listed where tmob is or was an officer. The star denotes an active officer role, if it is golden then tmob is also the current leader of the category.
| active | Category | # Approvals |
|---|---|---|
 Natural Lakes | 379 | |
 Political Revolutions | 112 | |
 Portuguese Inventory of Architectural Patrimony | 121 | |
 Salt Pans and Mines | 16 |