retired numbers by team (through the 27 posts so far):
yankees - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 16, 20, 21, 23, 42
giants - 3, 4, 11, 20, 22, 24, 25, 27, 42
pirates - 1, 4, 8, 9, 11, 20, 21, 42
guardians - 3, 5, 14, 18, 19, 20, 21, 25, 42, 455
red sox - 1, 4, 6, 8, 9, 14, 26, 27, 42
phillies - 1, 14, 15, 20, 42
cardinals - 1, 2, 6, 9, 10, 14, 17, 20, 23, 24, 42, 85
reds - 1, 5, 8, 10, 11, 13, 14, 18, 20, 24, 42
braves - 3, 6, 10, 21, 25, 42
astros - 5, 7, 24, 25, 42
mets - 14, 16, 17, 18, 24, 42
orioles - 4, 5, 8, 20, 22, 42
dodgers - 1, 2, 4, 14, 19, 20, 24, 42
twins - 3, 6, 7, 10, 14, 42
white sox - 2, 3, 4, 9, 11, 14, 16, 19, 42, 72
brewers - 1, 4, 19, 42
tigers - 1, 2, 3, 5, 6, 11, 16, 23, 42
cubs - 10, 14, 23, 26, 42
royals - 5, 10, 20, 42
padres - 6, 19, 42
athletics - 9, 24, 27, 42
angels - 11, 26, 42
expos - 8, 10, 42
rangers - 7, 10, 26, 42
major league baseball - 42
rays - 12, 42, 66
diamondbacks - 20, 42
blue jays - 42
rockies - 17, 42
mariners - 11, 24, 42
nationals - 11, 42
marlins - 42
retired number frequency:
8 - retired by 6 teams (retired by yankees for two players)
10 - retired by 9 teams (retired by expos for two players)
14 - retired by 10 teams (retired by mets and dodgers for same person)
18 - retired by 3 teams (includes mets who will formally retire the number in 2024)
20 - retired by 11 teams (retired by orioles, reds, and guardians for same person)
24 - retired by 8 teams (retired by giants and mets for same person)
27 - retired by 3 teams
42 - retired by 30 teams (retired by cardinals and yankees for individuals in addition to jackie robinson)
running total of unique hall of famers (including those without numbers): 118
running total of non-hall of famers: 44