how many rbis did david ortiz average per season

David Ortiz drove in 6 runs in his rookie season in 1997.

	NAME	RBI	SEASON	TM	G	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	David Ortiz D. Ortiz	6	1997	MIN	15	49	10	16	3	0	1	2	0	19	0	0	51	22	4	0	0	0	1	.327	.353	.449	.802	7	0.9	.353	108	0.5
2	David Ortiz D. Ortiz	46	1998	MIN	86	278	47	77	20	0	9	39	5	72	1	0	326	124	29	0	4	3	8	.277	.371	.446	.817	48	7.3	.358	110	4.2
3	David Ortiz D. Ortiz	0	1999	MIN	10	20	1	0	0	0	0	5	0	12	0	0	25	0	0	0	0	0	2	.000	.200	.000	.200	-1	-4.2	.145	-32	-4.4
4	David Ortiz D. Ortiz	63	2000	MIN	130	415	59	117	36	1	10	57	0	81	1	0	478	185	47	0	6	2	13	.282	.364	.446	.810	68	5.6	.354	103	2.2
5	David Ortiz D. Ortiz	48	2001	MIN	89	303	46	71	17	1	18	40	1	68	1	0	347	144	36	1	2	8	6	.234	.324	.475	.799	45	1.8	.333	101	0.2
6	David Ortiz D. Ortiz	75	2002	MIN	125	412	52	112	32	1	20	43	3	87	1	2	466	206	53	0	8	0	5	.272	.339	.500	.839	69	12.7	.359	118	10.2
7	David Ortiz D. Ortiz	101	2003	BOS	128	448	79	129	39	2	31	58	1	83	0	0	509	265	72	0	2	8	9	.288	.369	.592	.961	93	31	.401	145	28.5
8	David Ortiz D. Ortiz	139	2004	BOS	150	582	94	175	47	3	41	75	4	133	0	0	669	351	91	0	8	8	12	.301	.380	.603	.983	127	44	.408	147	39.9
9	David Ortiz D. Ortiz	148	2005	BOS	159	601	119	180	40	1	47	102	1	124	1	0	713	363	88	0	9	9	13	.300	.397	.604	1.001	140	54.5	.418	157	49.5
10	David Ortiz D. Ortiz	137	2006	BOS	151	558	115	160	29	2	54	119	4	117	1	0	686	355	85	0	5	23	12	.287	.413	.636	1.049	142	56	.427	157	50.9
11	David Ortiz D. Ortiz	117	2007	BOS	149	549	116	182	52	1	35	111	4	103	3	1	667	341	88	0	3	12	16	.332	.445	.621	1.066	149	66.2	.449	175	62.6
12	David Ortiz D. Ortiz	89	2008	BOS	109	416	74	110	30	1	23	70	1	74	1	0	491	211	54	1	3	12	11	.264	.369	.507	.877	77	17.8	.372	123	14
13	David Ortiz D. Ortiz	99	2009	BOS	150	541	77	129	35	1	28	74	5	134	0	2	627	250	64	0	7	5	9	.238	.332	.462	.794	82	7.1	.342	100	0.1
14	David Ortiz D. Ortiz	102	2010	BOS	145	518	86	140	36	1	32	82	2	145	0	1	606	274	69	0	4	14	12	.270	.370	.529	.899	99	29.7	.382	134	24.5
15	David Ortiz D. Ortiz	96	2011	BOS	146	525	84	162	40	1	29	78	1	83	1	1	605	291	70	0	1	12	24	.309	.398	.554	.953	112	43.6	.407	154	38.4
16	David Ortiz D. Ortiz	60	2012	BOS	90	324	65	103	26	0	23	56	0	51	0	1	383	198	49	0	3	13	6	.318	.415	.611	1.026	78	34	.425	170	31.2
17	David Ortiz D. Ortiz	103	2013	BOS	137	518	84	160	38	2	30	76	1	88	4	0	600	292	70	0	5	27	21	.309	.395	.564	.959	106	40.4	.400	151	34.6
18	David Ortiz D. Ortiz	104	2014	BOS	142	518	59	136	27	0	35	75	3	95	0	0	602	268	62	0	6	22	18	.263	.355	.517	.873	92	27.3	.369	134	22.6
19	David Ortiz D. Ortiz	108	2015	BOS	146	528	73	144	37	0	37	77	0	95	0	1	614	292	74	0	9	16	16	.273	.360	.553	.913	101	32.1	.379	138	27.3
20	David Ortiz D. Ortiz	127	2016	BOS	151	537	79	169	48	1	38	80	2	86	2	0	626	333	87	0	7	15	22	.315	.401	.620	1.021	126	52.2	.419	163	47.1