how many times has lebron scored 20 points in a half

How many times has lebron scored 20 or more points in a half?

Interpreted as:

	NAME	HALF	DATE	PTS	TM		OPP	MIN	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	LeBron James L. James	1H	11/14/2014	22	CLE	@	BOS		2	5	0	1	9	16	56.3	2	5	40.0	2	4	50.0	61.9	0	2	2	1
2	LeBron James L. James	1H	11/24/2014	22	CLE	vs	ORL		3	7	1	0	7	12	58.3	1	2	50.0	7	7	100.0	72.9	1	2	0	0
3	LeBron James L. James	1H	12/12/2014	25	CLE	@	NOP		2	1	0	1	10	14	71.4	0	0		5	6	83.3	75.1	0	2	2	0
4	LeBron James L. James	1H	1/25/2015	22	CLE	vs	OKC		3	2	0	0	7	16	43.8	0	1	0.0	8	9	88.9	55.1	0	3	2	0
5	LeBron James L. James	1H	2/26/2015	24	CLE	vs	GSW		3	3	0	0	7	9	77.8	2	2	100.0	8	9	88.9	92.6	1	2	3	0
6	LeBron James L. James	1H	3/3/2015	21	CLE	vs	BOS		2	3	3	1	9	16	56.3	0	1	0.0	3	3	100.0	60.6	1	1	1	0
7	LeBron James L. James	1H	11/17/2015	23	CLE	@	DET		2	0	0	0	8	13	61.5	4	6	66.7	3	3	100.0	80.3	0	2	2	1
8	LeBron James L. James	1H	12/11/2015	20	CLE	@	ORL		2	4	3	0	8	9	88.9	0	0		4	4	100.0	92.9	0	2	2	0
9	LeBron James L. James	1H	1/2/2016	20	CLE	vs	ORL		5	2	2	0	8	11	72.7	2	3	66.7	2	2	100.0	84.2	0	5	0	1
10	LeBron James L. James	1H	2/29/2016	21	CLE	vs	IND		1	0	1	0	9	13	69.2	2	3	66.7	1	2	50.0	75.6	0	1	2	1
11	LeBron James L. James	1H	3/21/2016	21	CLE	vs	DEN		6	3	0	0	7	11	63.6	1	1	100.0	6	8	75.0	72.3	2	4	2	0
12	LeBron James L. James	1H	12/31/2016	23	CLE	@	CHA	19	4	6	1	0	8	12	66.7	4	4	100.0	3	4	75.0	83.6	1	3	1	0	+5
13	LeBron James L. James	1H	1/6/2017	21	CLE	@	BKN	17	4	2	1	0	8	10	80.0	0	0		5	6	83.3	83.1	0	4	4	2	+17
14	LeBron James L. James	1H	3/3/2017	22	CLE	@	ATL	18	7	5	0	0	9	14	64.3	3	4	75.0	1	3	33.3	71.8	1	6	0	1	+20
15	LeBron James L. James	1H	10/24/2017	23	CLE	vs	CHI	19	1	5	0	0	9	12	75.0	4	4	100.0	1	1	100.0	92.4	0	1	1	0	-10
16	LeBron James L. James	1H	11/3/2017	24	CLE	@	WAS	19	3	4	2	0	9	13	69.2	1	1	100.0	5	5	100.0	78.9	0	3	2	1	+7
17	LeBron James L. James	1H	11/9/2017	22	CLE	@	HOU	18	2	2	0	0	10	13	76.9	0	1	0.0	2	2	100.0	79.3	0	2	6	2	+10
18	LeBron James L. James	1H	11/27/2017	22	CLE	@	PHI	17	8	3	0	0	8	15	53.3	3	6	50.0	3	4	75.0	65.6	2	6	2	0	-5
19	LeBron James L. James	1H	12/30/2017	20	CLE	@	UTA	21	4	4	1	1	9	13	69.2	1	3	33.3	1	2	50.0	72.0	1	3	2	0	+7
20	LeBron James L. James	1H	1/6/2018	20	CLE	@	ORL	19	3	5	3	0	8	11	72.7	2	3	66.7	2	3	66.7	81.2	1	2	1	2	+5
21	LeBron James L. James	1H	1/15/2018	20	CLE	vs	GSW	19	5	3	2	1	8	10	80.0	0	1	0.0	4	5	80.0	82.0	1	4	3	1	+6
22	LeBron James L. James	1H	3/7/2018	22	CLE	@	DEN	19	4	6	0	0	8	12	66.7	2	3	66.7	4	5	80.0	77.5	1	3	1	0	+11
23	LeBron James L. James	1H	3/15/2018	22	CLE	@	POR	19	6	1	0	3	9	13	69.2	0	1	0.0	4	6	66.7	70.3	0	6	1	0	0
24	LeBron James L. James	1H	3/17/2018	21	CLE	@	CHI	21	8	6	0	1	9	14	64.3	2	5	40.0	1	3	33.3	68.5	1	7	2	0	+13
25	LeBron James L. James	1H	3/25/2018	22	CLE	@	BKN	20	7	4	0	0	9	13	69.2	0	2	0.0	4	4	100.0	74.5	2	5	1	2	+3