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| düzey (The name of a set of members in a dimension hierarchy such that all members of the set are at the same distance from the root of the hierarchy. For example, a time hierarchy may contain the levels Year, Month, and Day) | |||
| level: 114 do fraz, 8 tematyki |
| Górnictwo | 1 |
| Hydrologia | 1 |
| Matematyka | 19 |
| Microsoftu | 65 |
| Ochrona środowiska | 20 |
| Organizacje pozarządowe | 1 |
| Statystyka | 6 |
| Technika i technologia | 1 |