what is the average career in years for an nba player at each position

John Abramovic scored 11.2 points per game in his rookie season in 1946-47.

	NAME	PPG	SEASON	TM	GP	APG	FGM	FGA	FG%	FTM	FTA	FT%	TS%	PTS	AST	PF
1	John Abramovic J. Abramovic	11.2	1946-47	PIT	47	0.7	4.3	17.7	24.2	2.6	3.8	69.1	28.9	527	35	161
2	Chet Aubuchon C. Aubuchon	2.2	1946-47	DET	30	0.7	0.8	3.0	25.3	0.6	1.2	54.3	30.5	65	20	46
3	Norm Baker N. Baker	0.0	1946-47	CHI	4	0.0	0.0	0.3	0.0	0.0	0.0		0.0	0	0	0
4	Herschel Baltimore H. Baltimore	2.4	1946-47	STL	58	0.3	0.9	4.5	20.2	0.6	1.2	46.4	23.5	138	16	98
5	John Barr J. Barr	5.1	1946-47	STL	58	0.9	2.1	7.6	28.3	0.8	1.4	59.5	31.2	295	54	164
6	Frankie Baumholtz F. Baumholtz	14.0	1946-47	CLE	45	1.2	5.7	19.0	29.8	2.7	3.5	77.6	34.1	631	54	93
7	Moe Becker M. Becker	3.8	1946-47	TOT	43	0.7	1.6	8.3	19.6	0.5	1.0	50.0	21.5	162	30	98
8	Hank Beenders H. Beenders	12.3	1946-47	PRO	58	0.6	4.6	17.5	26.2	3.1	4.4	70.4	31.6	713	37	196
9	Hank Biasatti H. Biasatti	1.0	1946-47	TOR	6	0.0	0.3	0.8	40.0	0.3	0.7	50.0	44.4	6	0	3
10	Al Brightman A. Brightman	9.8	1946-47	BOS	58	1.0	3.8	15.0	25.6	2.1	3.3	62.7	29.7	567	60	115
11	Aud Brindley A. Brindley	2.8	1946-47	NYK	12	0.1	1.2	4.1	28.6	0.5	0.6	85.7	32.6	34	1	16
12	Harold Brown H. Brown	4.9	1946-47	DET	54	0.7	1.8	7.1	24.8	1.4	2.2	63.2	30.4	264	39	122
13	Leon Brown L. Brown	0.0	1946-47	CLE	5	0.0	0.0	0.6	0.0	0.0	0.0		0.0	0	0	2
14	Tommy Byrnes T. Byrnes	7.6	1946-47	NYK	60	0.6	2.9	9.7	30.0	1.7	2.7	64.4	34.7	453	35	90
15	Michael Bytzura M. Bytzura	3.5	1946-47	PIT	60	0.5	1.5	5.9	24.4	0.6	1.2	50.0	27.1	210	31	108
16	Tom Callahan T. Callahan	1.3	1946-47	PRO	13	0.3	0.5	2.2	20.7	0.4	0.9	41.7	24.8	17	4	9
17	Ernie Calverley E. Calverley	14.3	1946-47	PRO	59	3.4	5.5	18.7	29.3	3.4	4.8	70.3	34.4	845	202	191
18	Chet Carlisle C. Carlisle	5.0	1946-47	CHI	51	0.3	2.0	7.3	26.8	1.1	1.8	60.9	31.0	256	17	136
19	Don Carlson D. Carlson	10.7	1946-47	CHI	59	1.0	4.6	14.3	32.2	1.5	2.7	54.1	34.4	630	59	182
20	Bob Cluggish B. Cluggish	4.4	1946-47	NYK	54	0.4	1.7	6.6	26.1	1.0	1.7	57.1	30.0	238	22	113
21	Chuck Connors C. Connors	4.6	1946-47	BOS	49	0.8	1.9	7.8	24.7	0.8	1.7	46.4	27.2	227	40	129
22	Ken Corley K. Corley	0.0	1946-47	CLE	3	0.0	0.0	0.0		0.0	0.0			0	0	0
23	Hal Crisler H. Crisler	1.5	1946-47	BOS	4	0.0	0.5	1.5	33.3	0.5	0.5	100.0	43.6	6	0	6
24	Armand Cure A. Cure	0.8	1946-47	PRO	12	0.0	0.3	1.3	26.7	0.2	0.3	66.7	30.6	10	0	5
25	Howie Dallmar H. Dallmar	8.8	1946-47	PHI	60	1.7	3.3	11.8	28.0	2.2	3.4	64.0	33.0	528	104	141