how many players have scored 50 points in a game before 3/1/1978

Rick Barry dropped 51 points versus the 76ers on October 29, 1977.

Interpreted as:

How many players have scored 50 or more points in a regular-season game before 3/1/1978?

	NAME	DATE	PTS	TM		OPP	MIN	REB	AST	STL	BLK	FGM	FGA	FG%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Rick Barry R. Barry	10/29/1977	51	GSW	vs	PHI	43	5	5	1	0	22	38	57.9	7	8	87.5	61.4	0	5	2	4
2	Pete Maravich P. Maravich	3/18/1977	51	NOJ	@	PHX	48	6	1	5	2	21	34	61.8	9	10	90.0	66.4	1	5		3
3	Pete Maravich P. Maravich	2/25/1977	68	NOJ	vs	NYK	43	6	6	3	2	26	43	60.5	16	19	84.2	66.2	1	5		6
4	Pete Maravich P. Maravich	12/26/1976	50	NOJ	vs	WAS	48	3	5			23	39	59.0	4	5	80.0	60.7				2
5	Pete Maravich P. Maravich	12/14/1976	51	NOJ	vs	KCK	47	7	6	1	1	18	38	47.4	15	18	83.3	55.5				2
6	Phil Smith P. Smith	12/11/1976	51	GSW	vs	HOU	43	1	3	0	0	18	27	66.7	15	20	75.0	71.2	1	0		3
7	Bob McAdoo B. McAdoo	3/17/1976	52	BUF	@	SEA	45	11	2			18	26	69.2	16	22	72.7	72.9				4
8	Phil Smith P. Smith	1/8/1976	51	GSW	vs	PHX	40	4	4	2	1	20	27	74.1	11	14	78.6	76.9	1	3		3
9	Bob McAdoo B. McAdoo	11/20/1975	50	BUF	@	CLE	50	20	5	1	1	22	32	68.8	6	8	75.0	70.4	3	17		5
10	Gail Goodrich G. Goodrich	3/28/1975	53	LAL	vs	KCO	44	3	2	1		21	38	55.3	11	12	91.7	61.2				5
11	Bob McAdoo B. McAdoo	3/18/1975	51	BUF	@	HOU		20	6	4	2	22	31	71.0	7	9	77.8	72.9				4
12	Rick Barry R. Barry	1/23/1975	55	GSW	vs	PHI	46	5	5	7	1	23	49	46.9	9	10	90.0	51.5	2	3		0
13	Kareem Abdul-Jabbar K. Abdul-Jabbar	1/19/1975	50	MIL	vs	POR	45	15	11	1	3	18	30	60.0	14	16	87.5	67.5	3	12		3
14	Kareem Abdul-Jabbar K. Abdul-Jabbar	1/2/1975	52	MIL	vs	ATL	43	10	1	0	2	18	29	62.1	16	20	80.0	68.8				5
15	Rick Barry R. Barry	3/26/1974	64	GSW	vs	POR	43	10	9	5	0	30	45	66.7	4	5	80.0	67.8	0	10		4
16	Fred Brown F. Brown	3/23/1974	58	SEA	@	GSW	45	6	3	2		24	37	64.9	10	13	76.9	67.9	2	4		2
17	Rick Barry R. Barry	2/23/1974	51	GSW	vs	PHI	46	6	11	4		22	40	55.0	7	8	87.5	58.6	2	4		3
18	Bob McAdoo B. McAdoo	2/22/1974	52	BUF	vs	BOS	48	22	2		7	20	28	71.4	12	14	85.7	76.1				4
19	Rick Barry R. Barry	12/8/1973	50	GSW	vs	LAL	37	9	9	1		21	37	56.8	8	8	100.0	61.7	1	8		3
20	Geoff Petrie G. Petrie	3/16/1973	51	POR	vs	HOU	40	4	5			19	28	67.9	13	16	81.3	72.8				1
21	Nate Archibald N. Archibald	1/27/1973	52	KCO	@	ATL	48	8	11			21	31	67.7	10	13	76.9	70.8				2
22	Geoff Petrie G. Petrie	1/20/1973	51	POR	@	HOU	42	2	7			19	35	54.3	13	14	92.9	62.0				1
23	Rick Barry R. Barry	1/17/1973	51	GSW		HOU	43	5	7			24	33	72.7	3	4	75.0	73.4				3
24	Nate Archibald N. Archibald	1/9/1973	52	KCO	vs	NYK	53	3	14			18	28	64.3	16	17	94.1	73.3				1
25	Spencer Haywood S. Haywood	1/3/1973	51	SEA	vs	KCO	48	18	2			15	33	45.5	21	27	77.8	56.8				3