Where do hat-tricks happen?

Matches with a hat-trick, as a share of all matches. Rare everywhere — about one in thirty-seven across the majors.

Liga Utama Nasional Mongolia (Mongolia) sees them most: a hat-trick in 0,165 of its matches.

Where do hat-tricks happen?
League	Per match	Matches
1. Liga Utama Nasional Mongolia Mongolia	0.165	115
2. 3. Division - Girone 5 Norwegia	0.161	180
3. NM Cupen Norwegia	0.15	107
4. 3. Division - Girone 4 Norwegia	0.144	180
5. I Liga - Women Slovakia	0.144	125
6. 1. Deild Kepulauan Faroe	0.144	132
7. 3. Division - Girone 1 Norwegia	0.14	179
8. Suomen Cup Finlandia	0.138	109
9. Esiliiga B Estonia	0.133	181
10. World Cup - U17 Internasional	0.13	146
11. DBU Pokalen Denmark	0.127	102
12. National League Myanmar (Burma)	0.119	118
13. Meistaradeildin Kepulauan Faroe	0.115	130
14. Ykkönen Finlandia	0.109	156
15. 3. Division - Girone 3 Norwegia	0.107	178
16. Liga Pemuda UEFA Internasional	0.105	200
17. U18 Premier League - North Inggris	0.1	170
18. Division 2 - Västra Götaland Swedia	0.097	175
19. 3. Division - Girone 2 Norwegia	0.089	179
20. UEFA U17 Championship - Qualification Internasional	0.088	147
21. Challenge League Malta	0.088	170
22. Liga Super Malaysia Malaysia	0.087	149
23. 3. Division - Girone 6 Norwegia	0.084	178
24. Liga MX Femenil Meksiko	0.084	322
25. Cup Slovakia	0.082	110
26. Queensland NPL Australia	0.081	123
27. U19 Bundesliga Jerman	0.08	213
28. Football League - Highland League Skotlandia	0.078	102
29. U18 Premier League - South Inggris	0.078	206
30. Liga 2 Indonesia	0.075	252
31. South Australia NPL Australia	0.075	133
32. Premier League 2 Division One Inggris	0.075	294
33. Premier League Hong Kong DAK Tiongkok	0.075	107
34. Cup Ceko	0.073	124
35. Liga Utama Inggris Irlandia Utara	0.072	221
36. Central Youth League Polandia	0.072	222
37. 2. Lig Turki	0.072	570
38. Copa de la División Profesional Bolivia	0.071	127
39. Trofi EFL Inggris	0.071	113
40. 1. Liga Latvia	0.069	173

Showing every competition. Major competitions only

Three or more goals by one player in one match, own goals excluded. A player is identified by the name on the record, so a league appears only once its events carry scorers.