Does a half-time lead hold?

How often the side leading at the break goes on to win, among matches where someone actually led.

A half-time lead is safest in MLS Next Pro (United States): it holds 91.4% of the time.

Does a half-time lead hold?
League	Lead held	Matches led
1. MLS Next Pro United States	91.4%	139
2. Super League Women Belgium	89.8%	108
3. 1st League - RS Bosnia & Herzegovina	89.6%	134
4. Damallsvenskan Sweden	88.5%	130
5. Premier League Uganda	87.1%	101
6. Premiership Northern Ireland	86.6%	142
7. Super League Kenya	86.2%	130
8. 4. liga - Divizie D Czechia	85.5%	117
9. 1. Liga Latvia	85.4%	130
10. Ligue 1 Algeria	85%	127
11. Third League - Southeast Bulgaria	85%	127
12. 1. Liga Promotion Switzerland	84.8%	184
13. NB III - Northwest Hungary	84.7%	189
14. National Division Luxembourg	84.2%	146
15. National 3 - Group J France	84.2%	101
16. Elitettan Sweden	84.1%	132
17. NPFL Nigeria	84.1%	201
18. Esiliiga A Estonia	84%	125
19. Premier League Armenia	84%	100
20. 4. liga - Divizie A Czechia	83.9%	155
21. Oberliga - Rheinland-Pfalz / Saar Germany	83.6%	116
22. Virsliga Latvia	83.5%	109
23. 1 Lyga Lithuania	83.4%	145
24. Division 2 - Södra Svealand Sweden	83%	100
25. Liga Premier Serie A Mexico	83%	176
26. League One China	82.9%	193
27. 1. Liga U19 Czechia	82.9%	146
28. Ligue 1 Tunisia	82.9%	105
29. Super Liga Serbia	82.8%	163
30. Division 2 - Norrland Sweden	82.7%	110
31. 3. Division - Girone 5 Norway	82.7%	133
32. Liga Leumit Israel	82.7%	156
33. Victoria NPL Australia	82.6%	121
34. A Lyga Lithuania	82.6%	109
35. Reserve League Belarus	82.5%	143
36. National Soccer League Rwanda	82.4%	131
37. NB III - Southwest Hungary	82.3%	226
38. Ligue 2 Tunisia	82.2%	135
39. Tercera División RFEF - Group 9 Spain	82.2%	135
40. Premier League Ghana	82.2%	163

Showing every competition. Major competitions only

Only matches where the sides were not level at the break. A draw counts as the lead lost.