Effective 08/01/2017, the number of campouts required to reach Second Class was changed to the pre-2016 number.
Page 17 of Scouting, September-October 2017
13th Edition of Boy Scout Handbook (2016)
As mentioned in Bryan on Scouting, since the rank requirements section (beginning on page 438) doesn’t include page numbers, Bob Gayhart of Peoria, Ill., prepared a list of the page numbers for each requirement through First Class. See his handypage number reference list.