The perfect man, according to data collected by digital publisher Coliloquy from romance-novel readers, has a European accent and is in his 30s with black hair and green eyes. Optimal chest-hair level: 'slightly hairy.' For love scenes, 65% of readers prefer very steamy, 15% prefer tame and 20% are in the middle.

BUILDING THE PERFECT MAN: Rugged 42%, Refined 25%, Athletic 33%

HAIR/EYE COLOR: Black hair/green eyes 26%, blond/blue 18%, brown/brown 15%, brown/hazel 13%, red/blue 6%

HAIR-RAISING TALES: Readers also weighed in on the optimal amount of chest hair | 34% not hairy, 30% slightly hairy, 25% average hairyness, 11% very hairy

Science-fiction, romance and crime-fiction fans often read more books more quickly than readers of literary fiction, according to Nook data.

Readers took an average of 20 hours to finish George R. R. Martin's 1,040-page novel 'A Dance with Dragons,' according to E-reading service Kobo.

WE KNOW WHAT YOU READ LAST SUMMER: The digital reading platform Copia recently launched a subscription service that will provide for publishers the age, gender and school affiliation of people who bought particular titles, as well as how many times the books were downloaded, opened and read.

"It is a truth universally acknowledged, that a single man in possession of a good fortune must be in want of a wife." The opening line of 'Pride and Prejudice' is the second most highlighted phrase by Kindle users.

'Because sometimes things happen to people and they are not equipped to deal with them.' | The passage was the most highlighted among Kindle readers—17,784 people highlighted the sentence. It's from 'Catching Fire,' the second book of 'The Hunger Games' series.

In the first quarter of 2012, e-book sales beat print, generating $282 million in sales, compared with $230 million for print.

ART VS. DATA: 'The thing about a book is that it can be eccentric, it can be the length it needs to be, and that is something the reader shouldn't have anything to do with,' says Jonathan Galassi, publisher of Farrar, Straus & Giroux. 'We are not going to shorten "War and Peace" because someone didn't finish it.' || 'With reading, we don't yet have that engagement data, and we wanted to provide a feedback mechanism that didn't exist before between authors and readers,' says Coliloquy president Waynn Lue, a computer scientist and a former Google engineer.