Which leagues send players off most?

Red cards per match. The answer is a continent, not a country.

Serie B (Brazil) sends players off more often than any other: 1.06 red cards a match.

Which leagues send players off most?
League	Reds per match	Matches
1. Serie B Brazil	1.06	105
2. Primera A Colombia	0.362	423
3. Liga MX Mexico	0.325	326
4. 1. Lig Türkiye	0.319	282
5. Super League 1 Greece	0.309	249
6. Liga Profesional Argentina Argentina	0.308	448
7. Serie B Italy	0.303	468
8. Ligue 2 France	0.292	339
9. Eerste Divisie Netherlands	0.288	184
10. Segunda División Spain	0.28	464
11. Liga I Romania	0.268	231
12. Ligue 1 France	0.263	369
13. Primeira Liga Portugal	0.257	300
14. Serie A Italy	0.254	378
15. Jupiler Pro League Belgium	0.249	245
16. Süper Lig Türkiye	0.243	300
17. La Liga Spain	0.232	379
18. Premier League Ukraine	0.229	175
19. Serie A Brazil	0.228	372
20. Premier League Russia	0.228	232
21. Major League Soccer United States	0.228	338
22. A-League Australia	0.219	137
23. Bundesliga Austria	0.205	176
24. Eredivisie Netherlands	0.198	293
25. Bundesliga Germany	0.188	298
26. Super League Switzerland	0.188	149
27. 2. Liga Austria	0.18	178
28. Premiership Scotland	0.178	135
29. Championship England	0.172	536
30. League One England	0.164	511
31. Pro League Saudi Arabia	0.164	177
32. Super League China	0.149	235
33. 2. Bundesliga Germany	0.148	305
34. Allsvenskan Sweden	0.141	220
35. Premier League England	0.113	364
36. Superliga Denmark	0.108	212
37. Eliteserien Norway	0.108	223
38. J1 League Japan	0.08	287

Showing every competition. Major competitions only

Second yellows count as the red they produce, exactly as the provider records them. Cups are left out: a cup draws an amateur side against a champion, which is a different game.