How many teams forced game 6 after 3 0 deficit?

	TEAM	DATE	TM		OPP	RESULT	MIN	PTS	REB	AST	FGM	FGA	FG%	FTM	FTA	FT%	TS%	PF
1	Stags	4/13/1947	CHI	vs	WAS	W 66-61	240	66			22			22	37	59.5		22
2	Capitols	4/13/1947	WAS	@	CHI	L 61-66	240	61			21			19	25	76.0		30
3	Warriors	4/3/1948	PHI	vs	STL	W 84-61	240	84		11	31	106	29.2	22	28	78.6	35.5	21
4	Bombers	4/3/1948	STL	@	PHI	L 61-84	240	61		4	22	81	27.2	17	23	73.9	33.5	22
5	Warriors	4/21/1948	PHI	@	BAL	L 73-88	240	73		4	17	85	20.0	39	47	83.0	34.5	29
6	Bullets	4/21/1948	BAL	vs	PHI	W 88-73	240	88		11	30	87	34.5	28	38	73.7	42.4	33
7	Capitols	4/13/1949	WAS	@	MIN	L 56-77	240	56			16			24	36	66.7		28
8	Lakers	4/13/1949	MIN	vs	WAS	W 77-56	240	77			26			25	31	80.6		29
9	Lakers	4/23/1950	MIN	vs	SYR	W 110-95	240	110		27	36	80	45.0	38	48	79.2	54.4	42
10	Nationals	4/23/1950	SYR	@	MIN	L 95-110	240	95		19	31	94	33.0	33	52	63.5	40.6	35
11	Knicks	4/18/1951	NYK	vs	ROC	W 80-73	240	80	40	21	27	67	40.3	26	39	66.7	47.5	30
12	Royals	4/18/1951	ROC	@	NYK	L 73-80	240	73	48	20	25	74	33.8	23	37	62.2	40.4	34
13	Knicks	4/23/1952	NYK	vs	MIN	W 76-68	240	76	51	19	27	72	37.5	22	31	71.0	44.4	16
14	Lakers	4/23/1952	MIN	@	NYK	L 68-76	240	68	39	22	29	80	36.3	10	17	58.8	38.9	25
15	Lakers	4/11/1954	MIN	vs	SYR	L 63-65	240	63			23	58	39.7	17	27	63.0	45.1	25
16	Nationals	4/11/1954	SYR	@	MIN	W 65-63	240	65			23	52	44.2	19	33	57.6	48.9	22
17	Pistons	4/9/1955	FTW	@	SYR	L 104-109	240	104			33			38	48	79.2		31
18	Nationals	4/9/1955	SYR	vs	FTW	W 109-104	240	109			35			39	50	78.0		33
19	Celtics	4/11/1957	BOS	@	STL	L 94-96	240	94	65	17	35	115	30.4	24	34	70.6	36.2	28
20	Hawks	4/11/1957	STL	vs	BOS	W 96-94	240	96	72	24	33	103	32.0	30	43	69.8	39.4	26
21	Celtics	4/12/1958	BOS	@	STL	L 109-110	240	109	56		33	96	34.4	43	50	86.0	46.2	30
22	Hawks	4/12/1958	STL	vs	BOS	W 110-109	240	110	63		38	91	41.8	34	44	77.3	49.8	34
23	Lakers	3/29/1959	MIN	vs	STL	W 106-104	240	106	55		40	87	46.0	26	33	78.8	52.2	32
24	Hawks	3/29/1959	STL	@	MIN	L 104-106	240	104	49		37	95	38.9	30	44	68.2	45.5	27
25	Celtics	3/29/1959	BOS	@	SYR	L 121-133	240	121	68	25	40	107	37.4	41	55	74.5	46.1	32