Charles Barkley had a defensive rating of 104.6 in his rookie season in 1984-85.

charles barkley defensive rating by season

NAME	DRTG	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	+/-
Charles Barkley	104.6	1984-85	PHI	82	28.6	14.0	8.6	1.9	1.2	1.0	2.5	5.2	9.5	54.5	0.0	0.1	16.7	3.6	4.9	73.3	2,347	1,148	703	155	95	80	209	301
Charles Barkley	100.5	1985-86	PHI	80	36.9	20.0	12.8	3.9	2.2	1.6	4.4	7.4	13.0	57.2	0.2	0.9	22.7	5.0	7.2	68.5	2,952	1,603	1,026	312	173	125	350	333
Charles Barkley	104.0	1986-87	PHI	68	40.3	23.0	14.6	4.9	1.8	1.5	4.7	8.2	13.8	59.4	0.3	1.5	20.2	6.3	8.3	76.1	2,740	1,564	994	331	119	104	322	252
Charles Barkley	108.0	1987-88	PHI	80	39.6	28.3	11.9	3.2	1.3	1.3	3.8	9.4	16.0	58.7	0.6	2.0	28.0	8.9	11.9	75.1	3,170	2,264	951	254	100	103	304	278
Charles Barkley	108.6	1988-89	PHI	79	39.1	25.8	12.5	4.1	1.6	0.8	3.2	8.9	15.3	57.9	0.4	2.1	21.6	7.6	10.1	75.3	3,088	2,037	986	325	126	67	254	262
Charles Barkley	105.5	1989-90	PHI	79	39.1	25.2	11.5	3.9	1.9	0.6	3.1	8.9	14.9	60.0	0.3	1.2	21.7	7.1	9.4	74.9	3,085	1,989	909	307	148	50	243	250
Charles Barkley	106.1	1990-91	PHI	67	37.3	27.6	10.1	4.2	1.6	0.5	3.1	9.9	17.4	57.0	0.7	2.3	28.4	7.1	9.8	72.2	2,498	1,849	680	284	110	33	210	173
Charles Barkley	106.1	1991-92	PHI	75	38.4	23.1	11.1	4.1	1.8	0.6	3.1	8.3	15.0	55.2	0.4	1.8	23.4	6.1	8.7	69.5	2,881	1,730	830	308	136	44	235	196
Charles Barkley	102.6	1992-93	PHX	76	37.6	25.6	12.2	5.1	1.6	1.0	3.1	9.4	18.1	52.0	0.9	2.9	30.5	5.9	7.7	76.5	2,859	1,944	928	385	119	74	233	196
Charles Barkley	103.0	1993-94	PHX	65	35.4	21.6	11.2	4.6	1.6	0.6	3.2	8.0	16.1	49.5	0.7	2.7	27.0	4.9	7.0	70.4	2,298	1,402	727	296	101	37	206	160
Charles Barkley	105.4	1994-95	PHX	68	35.0	23.0	11.1	4.1	1.6	0.7	2.2	8.1	16.8	48.6	1.1	3.2	33.8	5.6	7.5	74.8	2,382	1,561	756	276	110	45	150	201
Charles Barkley	105.2	1995-96	PHX	71	37.1	23.2	11.6	3.7	1.6	0.8	3.1	8.2	16.3	50.0	0.7	2.5	28.0	6.2	8.0	77.7	2,632	1,649	821	262	114	56	218	208
Charles Barkley	100.0	1996-97	HOU	53	37.9	19.2	13.5	4.7	1.3	0.5	2.8	6.3	13.1	48.4	1.1	3.9	28.3	5.4	7.8	69.4	2,009	1,016	716	248	69	25	151	153	+312
Charles Barkley	104.4	1997-98	HOU	68	33.0	15.2	11.7	3.2	1.0	0.4	2.2	5.3	10.9	48.5	0.3	1.2	21.4	4.4	5.8	74.6	2,243	1,036	794	217	71	28	147	187	+91
Charles Barkley	100.1	1998-99	HOU	42	36.3	16.1	12.3	4.6	1.0	0.3	2.4	5.7	12.0	47.8	0.1	0.6	16.0	4.6	6.4	71.9	1,526	676	516	192	43	13	100	89	+135
Charles Barkley	104.5	1999-00	HOU	20	31.0	14.5	10.5	3.2	0.7	0.2	2.2	5.3	11.1	47.7	0.3	1.3	23.1	3.6	5.5	64.5	620	289	209	63	14	4	44	48	-6