Which leagues send players off most?

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

Primera División de México (Meksika) sends players off more often than any other: 0,325 red cards a match.

Which leagues send players off most?
League	Reds per match	Matches
1. Primera División de México Meksika	0.325	326
2. Yunanistan Süper Ligi Yunanistan	0.309	249
3. Liga Profesional Argentina Arjantin	0.308	448
4. Serie B İtalya	0.303	468
5. Ligue 2 Fransa	0.292	339
6. Segunda División İspanya	0.28	464
7. Liga I Romanya	0.268	231
8. Fransa Ligue 1 Fransa	0.263	369
9. Portekiz Süper Ligi Portekiz	0.257	300
10. Serie A İtalya	0.254	378
11. Belçika Birinci Ligi Belçika	0.249	245
12. Süper Lig Türkiye	0.243	300
13. La Liga İspanya	0.232	379
14. Ukrayna Premier Ligi Ukrayna	0.229	175
15. Serie A Brezilya	0.228	372
16. Rossiyskaya Premyer-Liga Rusya	0.228	232
17. Major League Soccer Amerika Birleşik Devletleri	0.228	338
18. A-League Avustralya	0.219	137
19. Avusturya Bundesliga Avusturya	0.205	176
20. Eredivisie Hollanda	0.198	293

Showing the major competitions. Include every competition

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.