how many games has tatum and under 50% true shooting

Jayson Tatum has played in 157 games with a true shooting percentage below 50.0.

Interpreted as:

How many regular-season games has tatum and under 50% true shooting?

	NAME	DATE	GP	TS%	TM		OPP	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OREB	DREB	TOV	PF	+/-
1	Jayson Tatum J. Tatum	10/18/2017	1	43.5	BOS	vs	MIL	37	8	9	2	1	0	3	7	42.9	0	1	0.0	2	5	40.0	2	7	2	3	-15
2	Jayson Tatum J. Tatum	10/30/2017	1	44.4	BOS	vs	SAS	35	7	11	2	0	3	2	7	28.6	2	4	50.0	1	2	50.0	0	11	2	3	+10
3	Jayson Tatum J. Tatum	11/12/2017	1	43.3	BOS	vs	TOR	33	13	7	0	0	0	6	15	40.0	1	4	25.0	0	0		1	6	2	3	+2
4	Jayson Tatum J. Tatum	11/25/2017	1	48.6	BOS	@	IND	38	11	2	0	0	0	4	10	40.0	1	5	20.0	2	3	66.7	0	2	1	3	+12
5	Jayson Tatum J. Tatum	12/11/2017	1	22.8	BOS	@	CHI	29	4	10	1	1	1	1	7	14.3	0	4	0.0	2	4	50.0	1	9	0	3	-3
6	Jayson Tatum J. Tatum	12/15/2017	1	45.1	BOS	vs	UTA	26	7	4	2	0	0	1	6	16.7	1	3	33.3	4	4	100.0	0	4	1	4	-7
7	Jayson Tatum J. Tatum	12/31/2017	1	46.7	BOS	vs	BKN	33	9	4	0	0	0	2	7	28.6	1	3	33.3	4	6	66.7	0	4	4	3	-3
8	Jayson Tatum J. Tatum	1/5/2018	1	28.6	BOS	vs	MIN	31	4	3	1	1	0	2	7	28.6	0	4	0.0	0	0		1	2	0	1	-11
9	Jayson Tatum J. Tatum	1/6/2018	1	46.7	BOS	@	BKN	32	14	6	0	3	6	6	15	40.0	2	2	100.0	0	0		2	4	1	2	+10
10	Jayson Tatum J. Tatum	1/18/2018	1	43.1	BOS	vs	PHI	37	11	4	0	2	2	4	11	36.4	1	3	33.3	2	4	50.0	0	4	2	3	-2
11	Jayson Tatum J. Tatum	1/21/2018	1	40.9	BOS	vs	ORL	31	9	10	1	1	1	4	11	36.4	1	4	25.0	0	0		3	7	2	2	+3
12	Jayson Tatum J. Tatum	1/23/2018	1	29.1	BOS	@	LAL	31	4	5	0	0	0	1	6	16.7	1	3	33.3	1	2	50.0	0	5	3	4	-2
13	Jayson Tatum J. Tatum	1/27/2018	1	22.2	BOS	@	GSW	28	4	5	0	1	0	2	9	22.2	0	3	0.0	0	0		0	5	1	1	+7
14	Jayson Tatum J. Tatum	2/6/2018	1	22.2	BOS	@	TOR	21	4	1	0	0	0	2	9	22.2	0	1	0.0	0	0		0	1	1	0	-16
15	Jayson Tatum J. Tatum	2/8/2018	1	45.5	BOS	@	WAS	36	11	2	1	2	0	3	9	33.3	0	3	0.0	5	7	71.4	0	2	3	2	+13
16	Jayson Tatum J. Tatum	2/11/2018	1	40.9	BOS	vs	CLE	27	9	2	1	1	0	4	11	36.4	1	2	50.0	0	0		1	1	2	3	-18
17	Jayson Tatum J. Tatum	2/14/2018	1	37.2	BOS	vs	LAC	32	10	4	2	0	0	4	13	30.8	1	4	25.0	1	1	100.0	0	4	0	2	-1
18	Jayson Tatum J. Tatum	2/24/2018	1	49.1	BOS	@	NYK	26	11	5	4	4	1	3	9	33.3	0	1	0.0	5	5	100.0	1	4	2	1	+21
19	Jayson Tatum J. Tatum	2/26/2018	1	31.3	BOS	vs	MEM	26	5	3	1	0	1	2	8	25.0	1	2	50.0	0	0		0	3	0	2	-3
20	Jayson Tatum J. Tatum	3/14/2018	1	39.1	BOS	vs	WAS	46	19	5	6	0	0	9	23	39.1	0	2	0.0	1	3	33.3	0	5	2	2	+14
21	Jayson Tatum J. Tatum	3/16/2018	1	45.0	BOS	@	ORL	30	8	8	0	0	1	3	8	37.5	1	5	20.0	1	2	50.0	2	6	5	4	+16
22	Jayson Tatum J. Tatum	3/23/2018	1	47.7	BOS	@	POR	32	13	6	4	2	0	4	11	36.4	0	0		5	6	83.3	2	4	3	3	+8
23	Jayson Tatum J. Tatum	4/4/2018	1	40.0	BOS	@	TOR	28	8	4	3	1	0	4	10	40.0	0	2	0.0	0	0		0	4	2	1	-11
24	Jayson Tatum J. Tatum	4/10/2018	1	45.5	BOS	@	WAS	26	12	3	2	4	0	3	11	27.3	2	3	66.7	4	5	80.0	0	3	2	1	-11
25	Jayson Tatum J. Tatum	10/19/2018	1	47.4	BOS	@	TOR	37	16	9	2	1	1	6	16	37.5	2	6	33.3	2	2	100.0	0	9	5	5	-14
	Average		1.0	41.9				34.6	15.8	7.3	3.6	1.1	0.6	5.6	17.0	32.9	1.2	6.1	20.0	3.5	4.3	80.2	1.1	6.2	2.4	2.2	-0.1
	Total		157	41.9				5,433	2,488	1,148	568	166	94	877	2,668	32.9	190	950	20.0	544	678	80.2	175	973	370	344	-21