Harrison Barnes has the most career halves in the first half, with 834 halves.

Interpreted as:

most 20 point first halves by a player all-time

	NAME	HALVES	PTS	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	REB	AST	STL	BLK	TOV	PF	+/-
1	Harrison Barnes H. Barnes	834	6,407	834	13.6	7.7	2.6	1.0	0.3	0.1	2.7	5.8	47.4	0.9	2.2	39.5	1.4	1.7	81.9	59.2	0.5	2.0	0.5	11,308	2,153	798	285	73	448	532	-470
2	Kentavious Caldwell-Pope K. Caldwell-Pope	831	4,958	831	12.3	6.0	1.5	1.1	0.6	0.1	2.2	4.9	44.3	0.9	2.3	37.5	0.8	0.9	86.1	56.2	0.3	1.2	0.6	10,219	1,239	920	505	102	462	665	+350
3	Tobias Harris T. Harris	812	7,636	812	13.9	9.4	3.3	1.4	0.4	0.3	3.7	7.5	49.1	0.8	2.2	38.6	1.2	1.4	85.8	58.0	0.5	2.8	0.7	11,254	2,664	1,152	358	245	599	845	+799
4	DeMar DeRozan D. DeRozan	804	8,859	804	14.6	11.0	2.3	2.7	0.5	0.2	4.0	8.4	48.0	0.3	0.9	30.2	2.7	3.2	84.9	56.3	0.3	2.0	1.1	11,775	1,839	2,203	420	140	924	796	+126
5	Russell Westbrook R. Westbrook	797	8,599	797	13.3	10.8	4.1	4.8	0.8	0.2	4.0	8.9	44.8	0.6	1.9	31.3	2.3	3.0	74.5	52.9	0.7	3.4	2.2	10,637	3,267	3,797	642	125	1,771	922	+387
6	Jonas Valančiūnas J. Valančiūnas	794	6,092	794	10.9	7.7	5.2	0.8	0.3	0.5	3.1	5.7	55.5	0.2	0.6	35.8	1.2	1.5	79.8	60.8	1.4	3.8	0.9	8,673	4,167	674	202	368	693	1,133	+268
7	Dennis Schröder D. Schröder	792	5,552	792	12.0	7.0	1.5	2.6	0.4	0.1	2.7	6.2	43.0	0.6	1.9	33.4	1.0	1.3	82.4	51.9	0.2	1.3	1.2	9,533	1,184	2,053	337	58	944	790	-268
8	Nikola Vučević N. Vučević	787	7,627	787	13.4	9.7	5.5	1.7	0.5	0.4	4.2	8.3	50.7	0.6	1.6	36.1	0.7	0.9	78.3	55.8	1.2	4.4	0.9	10,510	4,364	1,342	377	294	709	713	-753
9	Rudy Gobert R. Gobert	784	5,143	784	13.4	6.6	6.3	0.8	0.3	1.1	2.5	3.9	64.6	0.0	0.0	0.0	1.5	2.3	64.1	66.3	1.8	4.5	0.8	10,480	4,939	604	256	841	659	1,021	+1525
10	Giannis Antetokounmpo G. Antetokounmpo	783	9,477	783	13.3	12.1	5.2	2.8	0.6	0.6	4.6	8.4	55.3	0.3	1.0	26.8	2.5	3.7	67.9	60.3	1.0	4.3	1.6	10,425	4,094	2,214	465	463	1,220	1,186	+1610
11	James Harden J. Harden	780	10,815	780	14.4	13.9	3.2	4.7	0.8	0.3	4.2	9.4	44.4	1.6	4.4	37.0	3.9	4.5	87.1	61.0	0.4	2.8	2.3	11,231	2,515	3,679	648	233	1,758	973	+1548
12	Mason Plumlee M. Plumlee	775	3,221	775	8.7	4.2	3.6	1.4	0.4	0.4	1.7	2.9	58.5	0.0	0.0	0.0	0.8	1.3	56.9	59.5	1.1	2.6	0.7	6,753	2,809	1,095	303	330	576	1,011	-305
13	Andrew Wiggins A. Wiggins	766	7,345	766	13.2	9.6	2.2	1.2	0.5	0.3	3.6	8.0	45.5	0.8	2.2	36.3	1.6	2.1	73.4	53.8	0.6	1.6	0.9	10,100	1,718	936	390	247	726	798	+218
14	Brook Lopez B. Lopez	763	6,243	763	12.1	8.2	2.9	0.8	0.3	1.0	3.2	6.4	49.1	0.9	2.3	37.2	1.0	1.2	80.7	58.6	0.8	2.1	0.7	9,202	2,232	584	239	729	536	937	+1198
15	Andre Drummond A. Drummond	760	4,999	760	10.3	6.6	6.5	0.8	0.6	0.6	2.9	5.5	51.7	0.0	0.1	11.5	0.9	1.7	49.4	52.3	2.2	4.4	1.0	7,798	4,950	621	486	450	778	1,191	-225
16	Jordan Clarkson J. Clarkson	747	5,995	747	11.2	8.0	1.7	1.5	0.4	0.1	3.1	7.1	43.5	1.0	2.9	33.6	0.9	1.1	82.4	53.1	0.4	1.3	1.0	8,365	1,292	1,143	328	65	721	626	-380
17	Nikola Jokić N. Jokić	744	8,266	744	14.6	11.1	5.7	3.9	0.6	0.4	4.4	7.6	57.9	0.5	1.4	37.3	1.8	2.2	84.4	65.1	1.4	4.3	1.5	10,843	4,229	2,935	476	268	1,108	961	+2265
18	CJ McCollum	741	7,680	741	14.0	10.4	1.9	2.0	0.5	0.2	4.0	8.8	45.4	1.4	3.4	40.3	1.0	1.2	80.8	55.5	0.3	1.6	0.9	10,351	1,410	1,493	344	176	683	718	+446
19	Chris Paul C. Paul	738	5,374	738	12.2	7.3	2.2	4.8	0.9	0.1	2.6	5.6	46.8	0.8	2.1	37.4	1.2	1.4	90.0	58.6	0.2	2.0	1.1	9,019	1,608	3,544	631	80	818	692	+1603
20	Damian Lillard D. Lillard	736	9,085	736	13.9	12.3	2.3	3.8	0.5	0.2	4.0	9.0	44.8	1.5	4.0	37.5	2.8	3.1	91.0	59.7	0.3	2.0	1.5	10,245	1,663	2,795	362	111	1,128	622	+1134
21	Tim Hardaway Jr. T. Hardaway Jr.	731	5,311	731	12.3	7.3	1.6	1.0	0.3	0.1	2.5	6.1	41.5	1.2	3.4	36.4	0.9	1.1	82.9	54.8	0.2	1.4	0.5	8,988	1,135	763	238	39	389	565	+141
22	Kelly Olynyk K. Olynyk	729	3,829	729	9.7	5.3	2.7	1.3	0.4	0.2	1.9	4.0	48.5	0.6	1.7	37.5	0.8	0.9	79.5	59.8	0.5	2.2	0.8	7,101	1,989	970	323	178	594	1,064	-228
23	Jeff Green J. Green	728	4,104	728	9.0	5.6	1.8	0.7	0.3	0.2	2.0	4.2	47.7	0.5	1.4	34.1	1.1	1.4	81.3	58.3	0.3	1.4	0.5	6,522	1,286	539	195	154	371	702	-85
24	LeBron James L. James	720	9,331	720	14.1	13.0	3.9	4.2	0.6	0.3	5.0	9.3	53.6	0.8	2.3	36.6	2.1	3.0	71.6	60.9	0.5	3.4	1.9	10,123	2,796	3,031	458	191	1,350	520	+1056
25	Nicolas Batum N. Batum	720	3,370	720	10.9	4.7	2.5	1.9	0.5	0.2	1.7	3.9	43.0	0.8	2.0	36.8	0.6	0.7	83.1	55.7	0.4	2.1	0.7	7,876	1,797	1,339	382	178	535	490	+171