The numbers are in from World Book Night U.S., which took place on April 23 and aims to promote reading across the country. This year's campaign, which marked WBN's second effort throughout the U.S., sparked a 32% sales increase on WBN editions year-to-date, according to data provided by Nielsen BookScan.

In other statistics provided by WBN, the organization said it saw a 130 million "market reach" from the campaign, referring to "those who saw or heard a WBN print, online, radio or TV message" during the month of April. These numbers, WBN, added, were up from 35 million in 2012. WBN's Facebook page drew 607,000 visitors the week of April 22, and eanred a Klout score that week of 75.

Speaking to the numbers, WBN's Carl Lennetz said they "attest to the effectiveness of our community/sharing/reading message."