The series contains 50 books, in which 6,000,000 words were written.
The series started in 1999, and so far contains 5 releases.
The first series began on 8 June 2002 and contained six episodes.
The series currently contains nine books in addition to some side material.
This explains why the series contains no mention of her mother.
The series contained six episodes each 45 minutes in length.
At the same time the series contains characteristics of a critical comedy as well.
The series is now in its second edition and contains 60 volumes.
The series contain more than 10 volumes each one connected to the others in some way.
While the first three series contained 13 episodes each, the fourth ended after just six.