how many nba players have averaged 20 ppg and 10 rpg in any season

Alex Groza scored 21.7 points per game when getting 10.0+ rebounds per game in 1950-51.

Interpreted as:

How many NBA players have averaged 20 or higher ppg and 10 or higher rpg in any season?

	NAME	PPG	RPG	SEASON	TM	GP	MPG	APG	FGM	FGA	FG%	FTM	FTA	FT%	TS%	MIN	PTS	REB	AST	PF
1	Alex Groza A. Groza	21.7	10.7	1950-51	IND	66		2.4	7.5	15.8	47.0	6.7	8.6	78.6	55.2		1,429	709	156	237
2	George Mikan G. Mikan	28.4	14.1	1950-51	MIN	68		3.1	10.0	23.3	42.8	8.5	10.5	80.3	50.9		1,932	958	208	308
3	Paul Arizin P. Arizin	25.4	11.3	1951-52	PHI	66	44.5	2.6	8.3	18.5	44.8	8.8	10.7	81.8	54.6	2,939	1,674	745	170	250
4	George Mikan G. Mikan	23.8	13.5	1951-52	MIN	64	40.2	3.0	8.5	22.1	38.5	6.8	8.7	78.0	45.9	2,572	1,523	866	194	286
5	Neil Johnston N. Johnston	22.3	13.9	1952-53	PHI	70	45.2	2.8	7.2	15.9	45.2	7.9	11.3	70.0	53.4	3,166	1,564	976	197	248
6	George Mikan G. Mikan	20.6	14.4	1952-53	MIN	70	37.9	2.9	7.1	17.9	39.9	6.3	8.1	78.0	48.0	2,651	1,442	1,007	201	290
7	Neil Johnston N. Johnston	24.4	11.1	1953-54	PHI	72	45.8	2.8	8.2	18.3	44.9	8.0	10.7	74.7	53.1	3,296	1,759	797	203	259
8	Neil Johnston N. Johnston	22.7	15.1	1954-55	PHI	72	40.5	3.0	7.2	16.4	44.0	8.2	10.7	76.6	53.6	2,917	1,631	1,085	215	255
9	Bob Pettit B. Pettit	20.4	13.8	1954-55	MIL	72	36.9	3.2	7.2	17.8	40.7	5.9	7.9	75.1	48.0	2,659	1,466	994	229	258
10	Neil Johnston N. Johnston	22.1	12.5	1955-56	PHI	70	37.1	3.2	7.1	15.6	45.7	7.8	9.8	80.1	55.5	2,594	1,547	872	225	251
11	Clyde Lovellette C. Lovellette	21.5	14.0	1955-56	MIN	71	35.5	2.3	8.4	19.3	43.4	4.8	6.6	72.1	48.4	2,518	1,526	992	164	245
12	Bob Pettit B. Pettit	25.7	16.2	1955-56	STL	72	38.8	2.6	9.0	20.9	42.9	7.7	10.5	73.6	50.2	2,794	1,849	1,164	189	202
13	Dolph Schayes D. Schayes	20.4	12.4	1955-56	SYR	72	35.0	2.8	6.5	16.7	38.7	7.5	8.8	85.8	49.7	2,517	1,472	891	200	251
14	Neil Johnston N. Johnston	22.8	12.4	1956-57	PHI	69	36.7	2.9	7.5	16.9	44.7	7.8	9.4	82.6	54.4	2,531	1,575	855	203	231
15	Clyde Lovellette C. Lovellette	20.8	13.5	1956-57	MIN	69	36.1	2.0	8.3	19.5	42.6	4.1	5.8	71.7	47.1	2,492	1,434	932	139	251
16	Bob Pettit B. Pettit	24.7	14.6	1956-57	STL	71	35.1	1.9	8.6	20.8	41.5	7.5	9.6	77.3	49.4	2,491	1,755	1,037	133	181
17	Dolph Schayes D. Schayes	22.5	14.0	1956-57	SYR	72	39.6	3.2	6.9	18.2	37.9	8.7	9.6	90.4	50.2	2,851	1,617	1,008	229	219
18	George Yardley G. Yardley	21.5	10.5	1956-57	FTW	72	37.4	2.0	7.3	17.7	41.0	7.0	8.9	78.7	49.8	2,691	1,547	755	147	231
19	Clyde Lovellette C. Lovellette	23.4	12.1	1957-58	CIN	71	36.5	1.9	9.6	21.7	44.1	4.2	5.7	74.3	48.3	2,589	1,659	862	134	236
20	Bob Pettit B. Pettit	24.6	17.4	1957-58	STL	70	36.1	2.2	8.3	20.3	41.0	8.0	10.6	74.9	49.2	2,528	1,719	1,216	157	222
21	Dolph Schayes D. Schayes	24.9	14.2	1957-58	SYR	72	40.5	3.1	8.1	20.3	39.8	8.7	9.7	90.4	50.8	2,918	1,791	1,022	224	244
22	George Yardley G. Yardley	27.8	10.7	1957-58	DET	72	39.5	1.3	9.3	22.6	41.4	9.1	11.2	81.1	50.5	2,843	2,001	768	97	226
23	Elgin Baylor E. Baylor	24.9	15.0	1958-59	MIN	70	40.8	4.1	8.6	21.2	40.8	7.6	9.8	77.7	48.8	2,855	1,742	1,050	287	270
24	Cliff Hagan C. Hagan	23.7	10.9	1958-59	STL	72	37.5	3.4	9.0	19.7	45.6	5.8	7.4	77.4	51.6	2,702	1,707	783	245	275
25	Bob Pettit B. Pettit	29.2	16.4	1958-59	STL	72	39.9	3.1	10.0	22.8	43.8	9.3	12.2	75.9	51.9	2,873	2,105	1,182	221	200