| Abbreviation | Content |
| NOF | Number of fields |
| NSF | Number of static fields |
| NOM | Number of methods |
| NSM | Number of static methods |
| NOI | Number of interfaces |
| NOAM | Number of abstract methods |
| NORM | Number of overridden methods |
| NOPC | Number of private constructors |
| NOTC | Number of constructors with argument of object type |
| NOOF | Number of object fields |
| NCOF | Number of other classes with field of own type |
| NMGI | Number of methods generating instances |