Shortstops had their highest wRC+ in the NL in a season in 1887, with 111 wRC+.

Interpreted as:

nl shortstops wrc+ in a regular season rankings

	POSITION	WRC+	SEASON	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	BRAA
1	Shortstop	111	1887	996	3,973	766	1,179	174	95	33	547	317	41		378		4,331	1,642	302					.297	.355	.413	.768	813	99.7	.358	83.2
2	Shortstop	105	2024	2,720	9,594	1,385	2,483	508	58	307	1,138	813	85	2,326	377	84	10,605	4,028	873	45	68	26	162	.259	.320	.420	.740	1333	92.2	.321	59
3	Shortstop	104	1890	994	3,911	660	1,028	140	72	29	456	457	40		256		4,408	1,399	241					.263	.346	.358	.704	705	29.6	.345	25.7
4	Shortstop	104	1908	1,161	3,991	379	1,013	148	56	24	416	262	30	297	149		4,439	1,345	228	156				.254	.305	.337	.642	461	48.5	.314	16.5
5	Shortstop	104	2020	1,002	3,413	508	904	170	21	128	466	277	41	805	85	28	3,759	1,500	319	4	24	10	77	.265	.325	.439	.765	499	26.9	.328	17.3
6	Shortstop	104	1886	912	3,492	568	905	142	50	26	436	309			153		3,801	1,225	218					.259		.351		604	49	.319	21
7	Shortstop	102	2021	2,647	8,891	1,280	2,274	450	54	341	1,182	795	136	2,091	191	53	9,912	3,855	845	23	67	49	168	.256	.324	.434	.758	1287	86.4	.325	29
8	Shortstop	102	1876	521	2,277	385	620	72	19	6		44					2,321	748	97					.272		.329		362	14.2	.285	6
9	Shortstop	102	1896	1,470	5,760	1,052	1,750	226	97	52	904	456	82	296	362		6,455	2,326	375	157				.304	.363	.404	.767	1053	61.1	.365	16.2
10	Shortstop	99	1877	433	1,815	259	500	59	26	1		40					1,855	614	86					.275		.338		272	1.7	.290	-2
11	Shortstop	99	1904	1,361	4,897	596	1,253	191	70	24	545	349	34	475	298		5,384	1,656	285	104				.256	.310	.338	.648	591	41.1	.312	-6.1
12	Shortstop	99	1909	1,224	4,112	423	1,041	142	56	15	427	355	19	337	153		4,633	1,340	213	147				.253	.315	.326	.641	481	32.7	.317	-5.8
13	Shortstop	99	2025	2,515	8,805	1,271	2,244	416	42	248	1,045	785	95	1,884	322	75	9,807	3,488	706	48	74	26	162	.255	.320	.396	.716	1156	-5.1	.313	-14.1
14	Shortstop	99	1934	1,300	5,005	740	1,423	254	55	61	572	440	32	470	55		5,560	1,970	370	83				.284	.346	.394	.740	704	5.8	.343	-10.1
15	Shortstop	98	1897	1,562	6,039	1,046	1,776	293	99	51	898	471	93	323	310		6,760	2,420	443	157				.294	.354	.401	.755	1047	28.7	.359	-18.2
16	Shortstop	97	1915	1,237	4,521	558	1,167	168	55	25	388	345	36	394	151		5,088	1,520	248	186				.258	.316	.336	.652	522	-1	.318	-13.9
17	Shortstop	97	1893	1,513	6,042	1,104	1,691	209	133	40	878	688	74	267	265		6,804	2,286	382					.280	.361	.378	.739	1117	15	.359	-33.2
18	Shortstop	96	1917	1,375	4,905	578	1,252	181	70	25	404	311	51	408	137		5,424	1,648	276	157				.255	.306	.336	.642	529	5.2	.313	-19.2
19	Shortstop	96	1911	1,514	4,997	692	1,334	195	83	30	545	498	58	511	218		5,722	1,785	308	169				.267	.340	.357	.698	691	11	.339	-29.7
20	Shortstop	96	1957	1,583	4,911	628	1,324	215	51	108	559	414	36	622	57	27	5,458	1,965	374	57	40	35	117	.270	.328	.400	.729	632	23.3	.324	-28.4
21	Shortstop	96	1902	1,135	4,252	522	1,117	134	55	10	465	274	39	367	190		4,663	1,391	199	98				.263	.313	.327	.640	509	-38.9	.310	-22.9
22	Shortstop	95	1952	1,419	4,761	639	1,274	212	32	73	489	445	37	504	57	40	5,318	1,769	317	75			121	.268	.335	.372	.706	599	18.2	.331	-28.6
23	Shortstop	95	2007	3,120	10,967	1,618	3,056	591	85	256	1,171	927	91	1,511	341	100	12,161	4,585	932	103	73	61	217	.279	.338	.418	.756	1505	0.2	.331	-72.4
24	Shortstop	95	2019	2,537	9,068	1,310	2,419	488	63	300	1,146	713	89	1,991	208	82	9,951	3,933	851	17	64	45	192	.267	.324	.434	.758	1249	-3.9	.320	-60.8
25	Shortstop	95	1901	1,166	4,395	538	1,165	183	69	25	612	323	30	448	198		4,820	1,561	277	72				.265	.320	.355	.675	606	-21.6	.321	-31.1