Interesting, we can take a look at this. I assume they’re counting UDFAs as draftees.
QB (3): Maye, Dobbs, DeVito
RB (3): Stevenson, Henderson, Gibson
WR (6): Diggs, Hollins, Douglas, Williams, Boutte, Chism
TE (3): Henry, Hooper, Westover
OL (9): Campbell, Wilson, Bradbury, Onwenu, Moses, Bryant, Brown, Lowe, Wallace
DL (5): Barmore, Williams, Tonga, Farmer, Pharms
EDGE (5): Landry, Chaisson, White, Jennings, Ponder
LB (4): Spillane, Elliss, Gibbens, Mapu
CB (6): Gonzalez, Davis, Jones, Austin, James, Woods
S (5): Dugger, Peppers, Woodson, Hawkins, Pettus
ST(4): Borregales, Baringer, Ashby, Schooler
I’m counting 29 in bold who are home-grown (giving benefit of doubt on Pharms - undrafted, UFL for a few years). 54.7% drafted/post-draft signings by Pats, 45.3% from other teams.