LeBron James had his highest usage percentage in a game versus the Bucks on February 20, 2009, at 50.4 percent.

Interpreted as:

lebron highest usage rate in a regular-season game

	NAME	USG%	DATE	TM		OPP	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	LeBron James L. James	50.4	2/20/2009	CLE	@	MIL	40	55	5	9	0	0	16	29	55.2	8	11	72.7	15	22	68.2	71.1	1	4	6	3	+13
2	LeBron James L. James	50.4	4/11/2018	CLE	vs	NYK	11	10	5	2	1	0	4	9	44.4	0	2	0.0	2	3	66.7	48.4	1	4	3	0	+5
3	LeBron James L. James	48.6	1/15/2009	CLE	@	CHI	44	28	14	7	1	1	8	28	28.6	1	6	16.7	11	16	68.8	40.0	3	11	8	4	+2
4	LeBron James L. James	48.3	1/21/2006	CLE	@	UTA	43	51	5	8	2	0	19	35	54.3	4	8	50.0	9	11	81.8	64.0	0	5	3	4	+19
5	LeBron James L. James	48.2	2/4/2009	CLE	@	NYK	44	52	9	11	0	2	17	33	51.5	2	7	28.6	16	19	84.2	62.9	0	9	3	1	+7
6	LeBron James L. James	47.5	3/3/2014	MIA	vs	CHA	41	61	7	4	0	0	22	33	66.7	8	10	80.0	9	12	75.0	79.7	3	4	2	2	+16
7	LeBron James L. James	47.3	1/9/2009	CLE	vs	BOS	36	38	7	6	4	3	13	25	52.0	3	7	42.9	9	9	100.0	65.6	1	6	3	2	+20
8	LeBron James L. James	46.8	8/13/2020	LAL	vs	SAC	15	17	3	4	0	0	6	13	46.2	2	5	40.0	3	3	100.0	59.4	1	2	3	0	-13
9	LeBron James L. James	46.7	12/31/2021	LAL	vs	POR	29	43	14	4	2	2	16	26	61.5	5	10	50.0	6	9	66.7	71.8	2	12	0	1	+18
10	LeBron James L. James	46.6	3/20/2005	CLE	@	TOR	48	56	10	5	2	0	18	36	50.0	6	12	50.0	14	15	93.3	65.7	2	8	4	0	-7
11	LeBron James L. James	46.4	2/12/2015	CLE	@	CHI	34	31	5	4	0	0	12	26	46.2	2	9	22.2	5	6	83.3	54.1	0	5	8	3	-27
12	LeBron James L. James	46.2	1/18/2011	MIA	vs	ATL	44	34	10	7	2	0	11	30	36.7	2	10	20.0	10	11	90.9	48.8	2	8	6	3	-5
13	LeBron James L. James	46.1	2/22/2011	MIA	vs	SAC	30	31	8	3	0	0	14	26	53.8	3	6	50.0	0	3	0.0	56.7	2	6	3	4	+18
14	LeBron James L. James	45.7	12/2/2010	MIA	@	CLE	30	38	5	8	1	1	15	25	60.0	2	7	28.6	6	9	66.7	65.6	0	5	0	1	+26
15	LeBron James L. James	45.4	1/8/2010	CLE	@	DEN	41	35	6	7	1	0	12	28	42.9	2	8	25.0	9	13	69.2	51.9	2	4	8	1	+6
16	LeBron James L. James	45.3	3/9/2019	LAL	vs	BOS	28	30	10	12	0	0	13	23	56.5	1	5	20.0	3	7	42.9	57.5	2	8	3	0	+11
17	LeBron James L. James	45.3	4/12/2007	CLE	vs	NJN	35	35	8	4	2	1	15	27	55.6	0	1	0.0	5	9	55.6	56.5	3	5	2	1	+21
18	LeBron James L. James	45.3	2/20/2014	MIA	@	OKC	33	33	7	3	4	0	15	22	68.2	1	5	20.0	2	5	40.0	68.2	1	6	8	1	+9
19	LeBron James L. James	45.2	2/1/2009	CLE	@	DET	39	33	4	8	1	1	12	25	48.0	3	8	37.5	6	11	54.5	55.3	4	0	5	3	-8
20	LeBron James L. James	45.1	3/1/2015	CLE	@	HOU	42	37	8	4	3	3	15	35	42.9	4	12	33.3	3	11	27.3	46.4	2	6	4	4	-8
21	LeBron James L. James	45.1	3/12/2006	CLE	@	MIA	45	47	7	4	0	1	11	27	40.7	1	6	16.7	24	28	85.7	59.8	2	5	5	2	-7
22	LeBron James L. James	45.0	2/20/2025	LAL	@	POR	36	40	8	4	2	1	14	24	58.3	4	8	50.0	8	8	100.0	72.7	0	8	11	2	+8
23	LeBron James L. James	44.7	3/3/2015	CLE	vs	BOS	26	27	3	5	3	1	12	23	52.2	0	1	0.0	3	3	100.0	55.5	1	2	1	0	+35
24	LeBron James L. James	44.3	3/18/2011	MIA	@	ATL	31	43	2	3	0	0	16	21	76.2	5	7	71.4	6	7	85.7	89.3	0	2	4	2	+23
25	LeBron James L. James	44.2	2/13/2006	CLE	vs	SAS	41	44	3	5	4	0	19	33	57.6	1	3	33.3	5	8	62.5	60.2	2	1	2	0	+12