Centers won the MVP award once in 1957-58.

Interpreted as:

How many centers have won the mvp in a regular season?

	POSITION	MVP	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	Center	1	1957-58	1,151	25.2	11.8	9.4	1.3			4.4	10.9	40.0				3.1	4.5	69.9	46.1				28,995	13,602	10,799	1,486				3,507
2	Center	1	1959-60	1,158	24.7	12.4	9.8	1.4			4.8	11.5	41.9				2.8	4.1	66.5	46.5				28,609	14,324	11,386	1,636				3,450
3	Center	1	1960-61	1,129	26.0	12.4	10.4	1.6			4.9	11.5	43.0				2.6	4.0	64.7	47.0				29,308	13,996	11,752	1,780				3,365
4	Center	1	1961-62	1,193	27.1	14.8	10.5	1.8			5.8	12.7	45.9				3.1	4.7	65.9	49.9				32,336	17,601	12,581	2,107				3,660
5	Center	1	1962-63	1,268	25.8	12.7	9.5	1.7			5.1	10.9	46.5				2.6	4.1	63.5	50.1				32,661	16,150	12,081	2,127				3,683
6	Center	1	1964-65	1,173	28.4	12.5	11.0	1.8			5.0	11.1	44.7				2.5	4.1	62.2	48.3				33,347	14,666	12,891	2,091				3,310
7	Center	1	1965-66	1,285	24.8	11.0	9.8	1.7			4.3	9.5	45.1				2.4	3.8	62.7	49.0				31,806	14,072	12,618	2,209				3,446
8	Center	1	1966-67	1,708	24.0	10.2	9.1	1.8			4.0	8.9	45.2				2.1	3.4	62.6	48.9				41,053	17,375	15,467	3,135				4,583
9	Center	1	1967-68	1,723	25.5	11.3	9.1	1.9			4.4	9.4	46.2				2.6	4.1	63.6	50.4				43,973	19,489	15,752	3,315				4,817
10	Center	1	1968-69	2,062	27.4	12.1	10.1	1.8			4.7	10.3	45.5				2.7	4.2	63.3	49.6				56,537	24,968	20,868	3,712				6,102
11	Center	1	1969-70	2,240	25.0	11.8	8.5	1.6			4.7	10.1	46.7				2.4	3.6	67.7	50.8				56,020	26,541	18,954	3,532				6,553
12	Center	1	1970-71	2,708	25.1	11.7	8.9	1.9			4.6	10.1	46.0				2.4	3.6	68.3	50.3				67,847	31,734	24,120	5,112				7,431
13	Center	1	1971-72	2,537	26.1	11.6	9.2	2.0			4.7	9.9	47.1				2.2	3.3	66.4	50.8				66,104	29,364	23,447	5,020				6,588
14	Center	1	1972-73	2,556	25.0	10.2	8.6	2.1			4.2	8.8	47.9				1.7	2.6	66.4	51.1				63,886	26,007	22,095	5,263				6,405
15	Center	1	1973-74	2,578	23.8	9.6	7.8	2.0	0.6	1.2	3.9	8.2	47.5				1.8	2.5	71.0	51.4	2.3	5.5		61,376	24,675	19,997	5,068	1,662	3,014		6,431
16	Center	1	1974-75	2,898	23.9	9.3	7.5	2.0	0.6	1.0	3.8	8.0	46.8				1.7	2.4	70.9	50.8	2.2	5.4		69,388	26,830	21,809	5,836	1,802	3,000		7,381
17	Center	1	1975-76	2,965	23.5	9.4	7.4	1.9	0.6	1.1	3.8	8.0	47.4				1.8	2.6	69.0	51.2	2.1	5.3		69,638	27,818	21,971	5,773	1,865	3,136		7,826
18	Center	1	1976-77	3,800	23.2	9.7	7.2	1.7	0.6	1.1	3.9	8.0	48.5				2.0	2.8	70.8	52.8	2.2	5.0		88,282	36,921	27,508	6,557	2,391	4,267		10,828
19	Center	1	1977-78	3,373	25.6	11.3	8.0	2.0	0.7	1.2	4.5	9.1	49.0				2.3	3.3	71.0	53.3	2.4	5.6	2.1	86,320	37,999	26,848	6,677	2,453	4,055	7,250	10,192
20	Center	1	1978-79	3,368	24.9	10.7	7.5	2.0	0.6	1.2	4.3	8.5	50.5				2.1	2.9	71.9	54.6	2.3	5.2	2.0	83,948	35,939	25,387	6,712	2,187	3,971	6,780	10,132
21	Center	1	1979-80	3,413	25.4	10.5	7.3	2.0	0.7	1.1	4.2	8.3	50.5	0.0	0.0	13.1	2.1	2.9	72.5	54.8	2.3	5.0	1.9	86,551	35,711	24,802	6,994	2,377	3,712	6,342	10,006
22	Center	1	1981-82	3,443	24.4	10.8	6.6	1.5	0.6	1.2	4.3	8.3	51.6	0.0	0.0	19.4	2.2	3.1	72.8	56.0	2.0	4.6	1.8	84,110	37,054	22,672	5,146	1,936	4,156	6,044	10,424
23	Center	1	1982-83	3,806	22.8	9.7	6.2	1.5	0.6	1.2	3.8	7.7	50.2	0.0	0.0	13.1	2.0	2.8	71.2	54.5	1.9	4.3	1.8	86,691	36,738	23,622	5,833	2,234	4,466	6,802	10,771
24	Center	1	1993-94	4,750	21.4	9.0	5.6	1.2	0.6	1.0	3.5	7.1	49.9	0.0	0.1	28.4	1.9	2.8	68.1	54.2	1.8	3.8	1.4	101,665	42,649	26,459	5,652	2,798	4,972	6,546	12,105
25	Center	1	1994-95	4,493	22.1	8.7	5.7	1.0	0.5	1.1	3.4	6.8	50.3	0.1	0.2	32.4	1.8	2.6	68.8	54.8	1.9	3.9	1.4	99,099	39,108	25,735	4,403	2,297	4,862	6,133	12,308