WATCH: In numbers - Harry Potter turns 20
![The first Harry Potter book was published in 1997](https://www.portsmouth.co.uk/webimg/legacy_oak_95625129.jpg?crop=3:2,smart&width=640&quality=65&enable=upscale)
![The first Harry Potter book was published in 1997](/img/placeholder.png)
It's been 20 years since JK Rowling spellbound the world with Harry Potter.
Here we take a look at some of the numbers behind the boy wizard book and film series.
Here we take a look at some of the numbers behind the boy wizard book and film series.