Tim Duncan was 21 years old in his rookie season in 1997-98.

NAME	AGE	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Tim Duncan	21	1997-98	SAS	82	39.1	21.1	11.9	2.7	0.7	2.5	3.4	8.6	15.7	54.9	0.0	0.1	0.0	3.9	5.9	66.2	3,204	1,731	977	224	55	206	279	254	+429
Tim Duncan	22	1998-99	SAS	50	39.3	21.7	11.4	2.4	0.9	2.5	2.9	8.4	16.9	49.5	0.0	0.1	14.3	4.9	7.2	69.0	1,963	1,084	571	121	45	126	146	147	+371
Tim Duncan	23	1999-00	SAS	74	38.9	23.2	12.4	3.2	0.9	2.2	3.3	8.5	17.3	49.0	0.0	0.1	9.1	6.2	8.1	76.1	2,875	1,716	918	234	66	165	242	210	+475
Tim Duncan	24	2000-01	SAS	82	38.7	22.2	12.2	3.0	0.9	2.3	3.0	8.6	17.1	49.9	0.1	0.3	25.9	5.0	8.1	61.8	3,174	1,820	997	245	70	192	242	247	+692
Tim Duncan	25	2001-02	SAS	82	40.6	25.5	12.7	3.7	0.7	2.5	3.2	9.3	18.3	50.8	0.0	0.1	10.0	6.8	8.5	79.9	3,329	2,089	1,042	307	61	203	263	217	+563
Tim Duncan	26	2002-03	SAS	81	39.3	23.3	12.9	3.9	0.7	2.9	3.1	8.8	17.2	51.3	0.1	0.3	27.3	5.6	7.8	71.0	3,181	1,884	1,043	316	55	237	248	231	+557
Tim Duncan	27	2003-04	SAS	69	36.6	22.3	12.4	3.1	0.9	2.7	2.7	8.6	17.1	50.1	0.0	0.2	16.7	5.1	8.5	59.9	2,527	1,538	859	213	62	185	183	164	+543
Tim Duncan	28	2004-05	SAS	66	33.4	20.3	11.1	2.7	0.7	2.6	1.9	7.8	15.8	49.6	0.0	0.1	33.3	4.6	6.9	67.0	2,203	1,342	732	179	45	174	127	144	+692
Tim Duncan	29	2005-06	SAS	80	34.8	18.6	11.0	3.2	0.9	2.0	2.5	7.2	14.8	48.4	0.0	0.1	40.0	4.2	6.7	62.9	2,784	1,485	881	253	70	162	198	219	+519
Tim Duncan	30	2006-07	SAS	80	34.1	20.0	10.6	3.4	0.8	2.4	2.8	7.7	14.1	54.6	0.0	0.1	11.1	4.5	7.1	63.7	2,726	1,599	846	273	66	190	224	203	+748
Tim Duncan	31	2007-08	SAS	78	34.0	19.3	11.3	2.8	0.7	1.9	2.3	7.5	15.1	49.7	0.0	0.1	0.0	4.3	5.9	73.0	2,651	1,508	881	218	56	152	178	185	+420
Tim Duncan	32	2008-09	SAS	75	33.7	19.3	10.7	3.5	0.5	1.7	2.2	7.4	14.8	50.4	0.0	0.0	0.0	4.5	6.4	69.2	2,524	1,450	800	264	38	126	165	173	+259
Tim Duncan	33	2009-10	SAS	78	31.3	17.9	10.1	3.2	0.6	1.5	1.8	7.2	13.9	51.8	0.0	0.1	18.2	3.5	4.8	72.5	2,438	1,395	788	246	45	117	140	152	+386
Tim Duncan	34	2010-11	SAS	76	28.4	13.4	8.9	2.7	0.7	1.9	1.6	5.5	11.0	50.0	0.0	0.1	0.0	2.4	3.4	71.6	2,156	1,022	678	203	50	146	122	119	+458
Tim Duncan	35	2011-12	SAS	58	28.2	15.4	9.0	2.3	0.7	1.5	1.7	6.2	12.6	49.2	0.0	0.1	0.0	3.0	4.3	69.5	1,634	895	520	132	38	88	97	98	+310
Tim Duncan	36	2012-13	SAS	69	30.1	17.8	9.9	2.7	0.7	2.7	2.1	7.1	14.1	50.2	0.0	0.1	28.6	3.6	4.3	81.7	2,078	1,227	686	184	50	183	147	117	+459
Tim Duncan	37	2013-14	SAS	74	29.2	15.1	9.7	3.0	0.6	1.9	2.1	6.0	12.2	49.0	0.0	0.1	0.0	3.1	4.3	73.1	2,158	1,119	721	220	43	139	159	134	+298
Tim Duncan	38	2014-15	SAS	77	28.9	13.9	9.1	3.0	0.8	2.0	1.7	5.4	10.6	51.2	0.0	0.1	28.6	3.0	4.0	74.0	2,227	1,070	704	230	63	151	131	165	+305
Tim Duncan	39	2015-16	SAS	61	25.2	8.6	7.3	2.7	0.8	1.3	1.5	3.5	7.2	48.8	0.0	0.0	0.0	1.5	2.1	70.2	1,536	522	447	163	47	78	90	125	+426