Singapore, Jan. 19 -- Singaporeans have moved from Crazy Rich Asians to the third book in the series by Kevin Kwan, Rich People Problems, which was the top e-book borrowed from the National Library Board (NLB) last year.

Digital loans increased last year, according to figures released by the NLB last week.

More than 3.65 million e-books were loaned and renewed last year, up from 2.89 million the year before, while audiobook borrowing jumped by 49 per cent to nearly 605,000.

Public Library Services content and services director Raneetha Rajaratnam said NLB expects the rise in digital loans to continue.

"E-books are especially popular among working adults in their 30s and 40s. For e-books, we see that business and literature titles ar...