Table 4 Changes in the number of youth baseball teams, players, and players per team
From: Relative Age Effects in Male Japanese Professional Athletes: a 25-Year Historical Analysis
Year | Team (n) | Player (n) | Number of players per team (n) | |
|---|---|---|---|---|
Junior high school (rubber ball) | 1994 | 8702 | – | – |
2001 | 8391 | 321,692 | 38.3 | |
2010 | 8919 | 291,015 | 32.6 | |
2018 | 8384 | 166,800 | 19.9 | |
High school (hardball) | 1994 | 4104 | 142,481 | 34.7 |
2001 | 4208 | 149,622 | 35.6 | |
2010 | 4115 | 168,488 | 40.9 | |
2018 | 3971 | 153,184 | 38.6 | |
High school (rubber ball) | 1994 | 627 | 14,373 | 22.9 |
2001 | 549 | 12,892 | 23.5 | |
2010 | 482 | 11,014 | 22.9 | |
2018 | 428 | 8755 | 20.5 |