how many points does burks average coming off the bench

Ellis Burks had a .291 batting average in his career.

Interpreted as:

How many points does burks average coming off the bench in his career?

	NAME	AVG	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Ellis Burks E. Burks	.272	1987	BOS	133	558	94	152	30	2	20	59	41	2	98	27	6	606	246	52	4	1	0	1	.324	.441	.765	79	4.1	.334	100	-0.1
2	Ellis Burks E. Burks	.294	1988	BOS	144	540	93	159	37	5	18	92	62	3	89	25	9	615	260	60	4	6	1	8	.367	.481	.848	97	30.2	.377	134	24.1
3	Ellis Burks E. Burks	.303	1989	BOS	97	399	73	121	19	6	12	61	36	5	52	21	5	446	188	37	2	4	2	8	.365	.471	.836	69	20.1	.373	131	15.8
4	Ellis Burks E. Burks	.296	1990	BOS	152	588	89	174	33	8	21	89	48	1	82	9	11	641	286	62	2	2	4	18	.349	.486	.835	97	24.9	.369	127	19.9
5	Ellis Burks E. Burks	.251	1991	BOS	130	474	56	119	33	3	14	56	39	6	81	6	11	524	200	50	2	3	2	7	.314	.422	.736	63	4.2	.329	98	-1.5
6	Ellis Burks E. Burks	.255	1992	BOS	66	235	35	60	8	3	8	30	25	1	48	5	2	263	98	19	0	2	2	5	.327	.417	.744	32	3.5	.334	103	0.8
7	Ellis Burks E. Burks	.275	1993	CWS	146	499	75	137	24	4	17	74	60	4	97	6	9	574	220	45	3	8	2	11	.352	.441	.793	80	11.4	.351	116	11.4
8	Ellis Burks E. Burks	.322	1994	COL	42	149	33	48	8	3	13	24	16	0	39	3	1	165	101	24	0	0	3	3	.388	.678	1.066	36	15.1	.441	155	11.8
9	Ellis Burks E. Burks	.266	1995	COL	103	278	41	74	10	6	14	49	39	2	72	7	3	321	138	30	1	1	0	7	.359	.496	.856	51	10.8	.374	103	1.1
10	Ellis Burks E. Burks	.344	1996	COL	156	613	142	211	45	8	40	128	61	6	114	32	6	685	392	93	3	2	2	19	.408	.639	1.047	151	62.8	.443	151	44.1
11	Ellis Burks E. Burks	.290	1997	COL	119	424	91	123	19	2	32	82	47	3	75	7	2	477	242	53	1	2	0	17	.363	.571	.934	86	26.8	.400	119	11.6
12	Ellis Burks E. Burks	.292	1998	TOT	142	504	76	147	28	6	21	76	58	5	111	11	8	582	250	55	6	9	1	12	.365	.496	.861	92	19.7	.372	109	6.9
13	Ellis Burks E. Burks	.282	1999	SFG	120	390	73	110	19	0	31	96	69	6	86	7	5	469	222	50	0	4	2	11	.394	.569	.964	89	28.2	.410	144	28.1
14	Ellis Burks E. Burks	.344	2000	SFG	122	393	74	135	21	5	24	96	56	1	49	5	1	458	238	50	0	8	5	10	.419	.606	1.025	96	35.6	.430	157	35.8
15	Ellis Burks E. Burks	.280	2001	CLE	124	439	83	123	29	1	28	74	62	5	85	5	1	515	238	58	0	9	2	16	.369	.542	.911	88	24.5	.383	136	23.4
16	Ellis Burks E. Burks	.301	2002	CLE	138	518	92	156	28	0	32	91	44	6	108	2	3	570	280	60	1	1	3	13	.362	.541	.903	97	28.5	.386	139	27.4
17	Ellis Burks E. Burks	.263	2003	CLE	55	198	27	52	11	1	6	28	27	3	46	1	1	228	83	18	0	0	2	4	.360	.419	.779	31	2.9	.343	110	2.8
18	Ellis Burks E. Burks	.182	2004	BOS	11	33	6	6	0	0	1	1	3	1	8	2	0	37	9	1	0	0	0	1	.270	.273	.543	2	-2.5	.251	43	-2.7
	Total	.291			2,000	7,232	1,253	2,107	402	63	352	1,206	793	60	1,340	181	84	8,176	3,691	817	29	62	33	171	.363	.510	.874	1335	350.9	.379	125	260.8