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 Erovnuli Liga 2 (Georgia): it holds 84.5% of the time.

Does a half-time lead hold?
League	Lead held	Matches led
1. Erovnuli Liga 2 Georgia	84.5%	219
2. Super League Uzbekistan	84%	100
3. Super League 1 Greece	83.1%	130
4. A Lyga Lithuania	82.5%	103
5. Regionalliga - West Austria	82.4%	102
6. Premier League Belarus	82.2%	101
7. J2 League Japan	82.1%	252
8. Serie C Brazil	82.1%	106
9. Virsliga Latvia	81.8%	110
10. Premier League Ukraine	81.6%	152
11. Meistriliiga Estonia	80.8%	104
12. Football League Greece	80%	200
13. National 2 - Group C France	80%	115
14. Regionalliga - Mitte Austria	79.8%	109
15. 1. Division Belarus	79.8%	109
16. Serie B Brazil	79.1%	211
17. Premier League Wales	79%	119
18. Ligue 1 Algeria	78.8%	132
19. Premyer Liqa Azerbaijan	78.5%	107
20. 2. Liga Austria	78.4%	111
21. Veikkausliiga Finland	78.1%	114
22. Bundesliga Germany	77.9%	199
23. Primera Nacional Argentina	77.8%	176
24. Jupiler Pro League Belgium	77.8%	171
25. Persha Liga Ukraine	77.5%	160
26. Primera División Venezuela	77.4%	159
27. NB II Hungary	77.3%	132
28. La Liga Spain	76.9%	221
29. Major League Soccer United States	76.7%	176
30. Liga Nacional Guatemala	76.6%	184
31. League Two England	76.3%	304
32. Superliga Albania	75.7%	103
33. League One England	75.6%	324
34. Liga Pro Serie B Ecuador	75.6%	123
35. 3. Liga Germany	75.6%	213
36. Serie D Brazil	75.5%	110
37. Primera B Metropolitana Argentina	75.1%	217
38. Pro League United Arab Emirates	75%	124
39. 1st Division Albania	75%	124
40. Ligue 3 France	74.8%	202

Showing every competition. Major competitions only

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