how many teams have not made a 3 in a half in the last 10 years

The Detroit Pistons made 19 shots against the Hawks in the first half on October 27, 2015.

Interpreted as:

How many teams have not field goal made a 3 or more in a half in the last 10 years?

	TEAM	HALF	DATE	FGM	TM		OPP	MIN	PTS	REB	AST	STL	BLK	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Pistons	1H	10/27/2015	19	DET	@	ATL	120	48	24	14	2	1	43	44.2	8	16	50.0	2	5	40.0	53.1	6	18	10	6
2	Hawks	1H	10/27/2015	19	ATL	vs	DET	120	43	22	7	7	2	43	44.2	2	7	28.6	3	4	75.0	48.0	5	17	8	7
3	Bulls	1H	10/27/2015	18	CHI	vs	CLE	120	46	29	7	3	5	46	39.1	4	11	36.4	6	9	66.7	46.0	6	23	7	10
4	Cavaliers	1H	10/27/2015	16	CLE	@	CHI	120	40	25	12	3	4	50	32.0	5	15	33.3	3	7	42.9	37.7	7	18	4	11
5	Warriors	1H	10/27/2015	23	GSW	vs	NOP	120	59	32	14	2	4	49	46.9	6	18	33.3	7	8	87.5	56.2	12	20	10	12
6	Pelicans	1H	10/27/2015	19	NOP	@	GSW	120	49	15	12	5	0	44	43.2	4	12	33.3	7	13	53.8	49.3	3	12	7	10
7	Wizards	1H	10/28/2015	20	WAS	@	ORL	120	53	24	14	4	2	43	46.5	5	12	41.7	8	15	53.3	53.4	7	17	8	6
8	Magic	1H	10/28/2015	23	ORL	vs	WAS	120	51	26	13	3	4	51	45.1	2	11	18.2	3	6	50.0	47.5	8	18	6	14
9	Celtics	1H	10/28/2015	19	BOS	vs	PHI	120	51	23	16	5	7	45	42.2	3	9	33.3	10	11	90.9	51.2	4	19	7	10
10	76ers	1H	10/28/2015	16	PHI	@	BOS	120	40	29	2	6	6	46	34.8	2	10	20.0	6	8	75.0	40.4	10	19	11	9
11	Bulls	1H	10/28/2015	23	CHI	@	BKN	120	58	19	11	4	1	41	56.1	5	12	41.7	7	7	100.0	65.8	4	15	11	9
12	Nets	1H	10/28/2015	24	BKN	vs	CHI	120	55	15	16	7	4	43	55.8	0	3	0.0	7	8	87.5	59.1	3	12	7	8
13	Pistons	1H	10/28/2015	14	DET	vs	UTA	120	41	19	8	1	1	35	40.0	3	7	42.9	10	16	62.5	48.8	4	15	5	7
14	Jazz	1H	10/28/2015	20	UTA	@	DET	120	44	20	9	3	1	38	52.6	1	6	16.7	3	5	60.0	54.7	1	19	6	11
15	Heat	1H	10/28/2015	20	MIA	vs	CHA	120	54	21	12	5	2	38	52.6	5	10	50.0	9	10	90.0	63.7	1	20	6	8
16	Hornets	1H	10/28/2015	20	CHA	@	MIA	120	44	21	10	3	1	46	43.5	2	13	15.4	2	4	50.0	46.1	6	15	7	9
17	Pacers	1H	10/28/2015	17	IND	@	TOR	120	45	24	12	8	1	46	37.0	2	8	25.0	9	10	90.0	44.6	5	19	6	12
18	Raptors	1H	10/28/2015	14	TOR	vs	IND	120	37	25	10	5	1	38	36.8	2	8	25.0	7	15	46.7	41.5	4	21	12	10
19	Nuggets	1H	10/28/2015	21	DEN	@	HOU	120	53	25	19	3	5	40	52.5	7	13	53.8	4	6	66.7	62.1	6	19	12	10
20	Rockets	1H	10/28/2015	19	HOU	vs	DEN	120	49	17	13	7	3	46	41.3	7	17	41.2	4	7	57.1	49.9	5	12	6	8
21	Cavaliers	1H	10/28/2015	21	CLE	@	MEM	120	53	26	15	2	0	43	48.8	8	16	50.0	3	4	75.0	59.2	5	21	8	10
22	Grizzlies	1H	10/28/2015	12	MEM	vs	CLE	120	32	23	7	3	1	44	27.3	1	8	12.5	7	8	87.5	33.7	9	14	7	5
23	Knicks	1H	10/28/2015	22	NYK	@	MIL	120	63	31	9	7	5	52	42.3	1	5	20.0	18	20	90.0	51.8	14	17	5	12
24	Bucks	1H	10/28/2015	18	MIL	vs	NYK	120	51	23	10	3	3	48	37.5	7	11	63.6	8	9	88.9	49.1	10	13	11	14
25	Spurs	1H	10/28/2015	23	SAS	@	OKC	120	55	19	12	7	6	47	48.9	3	7	42.9	6	7	85.7	54.9	4	15	7	5