* DVD Production: The number of DVDs produced varies depending on the specific TV series and country of release. Additionally, some DVDs might be re-released or discontinued over time.
* Book Sales: Jacqueline Wilson's books have been incredibly popular and translated into many languages. Keeping track of the exact number of copies sold worldwide is very difficult.
Where to Find Information:
* For DVD information: You could try searching online retailers like Amazon or looking for information on the official website of the show's production company.
* For book sales: Publishers like Doubleday (Wilson's publisher) might release sales figures occasionally, but these are typically for specific books and timeframes.
It's important to understand that these numbers are constantly fluctuating!