Steep drops in both adult segments led to a 13.5% decline in print unit sales in the week ended Mar. 28, 2020, compared to the similar week in 2019, at outlets the report to NPD BookScan. Print sales plunged 35.8% in adult nonfiction compared to the week ended Mar. 30, 2019. Sales were weak throughout the category. The top 10 nonfiction bestsellers sold about 91,000 units combined, down 49% from the 178,000 units the top 10 sold a year ago. The Splendid and the Vile by Erik Larson was #1 in the category, selling just over 17,000 copies, followed by Untamed by Glennon Doyle, which sold almost 15,000 copies. Last year at this time Michelle Obama’s Becoming was #1 in adult nonfiction, selling more than 30,000 copies, trailed by Girl, Stop Apologizing by Rachel Hollis, which sold just under 30,000 copies. Print unit sales fell 23.1% in adult fiction in the most recent week compared to last year. The top 10 bestsellers sold about 125,000 copies combined, compared to 236,000 copies in 2019. Supermarket by Bobby Hall was #1 in the category at this time last year, selling nearly 64,000 copies, followed by Where the Crawdads Sing by Delia Owens, which sold about 47,000 copies. In the most recent week, Celeste Ng’s Little Fires Everywhere was #1, selling more than 29,000 copies, while Crawdads was #2, selling nearly 28,000 copies. Print unit sales skyrocketed 66% in the most recent week over 2019 in juvenile nonfiction, led by Big Preschool, which sold nearly 21,000 copies, and The Big Book of Silly Jokes for Kids by Carole Roman, which sold almost 19,000 copies.