This article in GP is an interesting exercise in numbers.
We're enjoying an all time high in sold fiction. Sales totalled 1.9 billion crowns, somewhere around $280 million or so.
Keep in mind that numbers below only concerns titles printed in Sweden. The direct import of English (as in the language) titles are as high as 20% of all mass-market paperback sales according to information I have read earlier. Unfortunately I can't quote those as they came from a printed excerpt which I have since forgotten where it came from originally.
The total number of titles last year was 4278, down by 2.2%. That number includes non-fiction, translations and audio-books. The last category increasing its percentages by 89% in the number of titles and 20% in revenues.
4278 titles. Almost one for every 2000 persons living in Sweden.