who has the lowest era in nationals history min 100 games started

Max Scherzer has the best career ERA for the Nationals when starting 100+ games, with an ERA of 2.80.

	NAME	ERA	GS	G	W	L	W%	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Max Scherzer M. Scherzer	2.80	189	189	92	47	.662	1,610	11	4	0	1229.0	902	382	404	149	280	50	0	13	4,863	26	11.79	2.05	5.75	1.09	33.1	5.8	0.96	.271	2.96	66	2.92	70	6.61	174.5
2	Pedro Martinez P. Martinez	3.06	117	118	55	33	.625	843	20	8	1	797.1	620	271	302	67	248	34	1	12	3,216	20	9.52	2.80	3.40	0.76	26.2	7.7	1.09	.273	3.41	72	3.16	75	7.00	92.7
3	Dennis Martinez D. Martinez	3.06	233	239	100	72	.581	973	41	13	1	1609.0	1,439	547	628	126	407	52	3	35	6,591	24	5.44	2.28	2.39	0.70	14.8	6.2	1.15	.261	3.51	83	3.48	95	8.05	34.2
4	Steve Rogers S. Rogers	3.17	393	399	158	152	.510	1,621	129	37	2	2837.2	2,619	1,001	1,122	151	876	43	3	75	11,702	87	5.14	2.78	1.85	0.48	13.9	7.5	1.23	.274	3.56	87	3.19	88	8.31	137.7
5	Jeff Fassero J. Fassero	3.20	100	262	58	48	.547	750	8	1	10	850.0	782	302	353	57	274	9	62	17	3,576	34	7.94	2.90	2.74	0.60	21.0	7.7	1.24	.292	3.74	78	3.16	78	8.28	85.2
6	Stephen Strasburg S. Strasburg	3.24	247	247	113	62	.646	1,723	2	2	0	1470.0	1,217	530	582	149	394	53	0	20	5,962	44	10.55	2.41	4.37	0.91	28.9	6.6	1.10	.293	3.56	80	3.01	75	7.45	165.9
7	Bryn Smith B. Smith	3.28	193	284	81	71	.533	838	20	8	6	1400.1	1,310	511	592	108	341	31	34	37	5,770	26	5.39	2.19	2.46	0.69	14.5	5.9	1.18	.270	3.80	91	3.35	92	8.42	46.6
8	Jordan Zimmermann J. Zimmermann	3.32	178	178	70	50	.583	903	8	4	0	1094.0	1,047	403	439	104	221	42	0	8	4,489	15	7.43	1.82	4.09	0.86	20.1	4.9	1.16	.293	3.61	86	3.39	88	8.61	53.5
9	Charlie Lea C. Lea	3.32	121	128	55	41	.573	463	22	8	0	793.1	708	293	328	60	291	7	3	17	3,291	30	5.25	3.30	1.59	0.68	14.1	8.8	1.26	.262	3.72	93	3.67	102	8.03	-7.2
10	Scott Sanderson S. Sanderson	3.33	136	149	56	47	.544	603	24	8	2	883.0	838	327	363	83	240	11	5	14	3,650	14	6.15	2.45	2.51	0.85	16.5	6.6	1.22	.278	3.70	93	3.40	95	8.54	16.1
11	Bill Gullickson B. Gullickson	3.44	170	176	72	61	.541	678	31	6	0	1186.1	1,149	453	494	88	288	16	2	28	4,895	30	5.14	2.18	2.35	0.67	13.9	5.9	1.21	.277	3.75	97	3.30	92	8.72	37.8
12	Tanner Roark T. Roark	3.59	141	182	64	54	.542	732	1	1	1	935.0	867	373	397	98	263	40	10	16	3,860	14	7.05	2.53	2.78	0.94	19.0	6.8	1.21	.282	3.82	88	3.90	97	8.35	12.5
13	Gio Gonzalez G. Gonzalez	3.62	213	213	86	65	.570	1,215	3	2	0	1253.1	1,123	504	537	99	485	32	0	16	5,290	38	8.72	3.48	2.51	0.71	23.0	9.2	1.28	.296	3.86	90	3.44	87	8.06	73.4
14	Steve Renko S. Renko	3.90	192	238	68	82	.453	810	40	6	3	1359.1	1,262	589	669	141	624	13	18	61	5,850	58	5.36	4.13	1.30	0.93	13.8	10.7	1.39	.263	4.43	104	4.10	113	8.36	-65.1
15	Bill Stoneman B. Stoneman	3.98	156	186	51	72	.415	831	45	15	1	1085.1	1,018	480	533	99	535	40	13	41	4,728	33	6.89	4.44	1.55	0.82	17.6	11.3	1.43	.285	4.42	107	3.74	104	8.44	-18.2
16	Dustin Hermanson D. Hermanson	3.98	122	136	43	47	.478	529	4	2	4	759.2	748	336	386	82	266	15	7	14	3,228	17	6.27	3.15	1.99	0.97	16.4	8.2	1.33	.285	4.57	90	4.24	95	8.86	19.6
17	Livan Hernandez L. Hernandez	3.98	197	197	70	72	.493	840	23	4	0	1317.0	1,374	583	627	135	402	44	0	43	5,606	14	5.74	2.75	2.09	0.92	15.0	7.2	1.35	.296	4.28	96	4.12	98	9.39	14.9
18	John Lannan J. Lannan	4.01	134	134	42	52	.447	410	2	1	0	783.2	820	349	393	77	296	30	0	14	3,402	16	4.71	3.40	1.39	0.88	12.1	8.7	1.42	.287	4.51	98	4.56	110	9.42	-37.1
19	Carl Morton C. Morton	4.09	104	114	35	45	.438	305	22	5	1	699.2	732	318	351	67	279	13	3	39	3,034	9	3.92	3.59	1.09	0.86	10.1	9.2	1.44	.281	4.52	110	4.14	115	9.42	-38.4
20	Javier Vazquez J. Vazquez	4.16	191	192	64	68	.485	1,076	16	6	0	1229.1	1,235	568	619	155	331	31	1	31	5,183	24	7.88	2.42	3.25	1.13	20.8	6.4	1.27	.301	4.53	94	3.83	86	9.04	85.4
21	Tony Armas T. Armas	4.45	151	151	48	60	.444	601	0	0	0	820.1	769	406	444	102	392	43	0	38	3,576	40	6.59	4.30	1.53	1.12	16.8	11.0	1.42	.274	4.87	102	4.79	109	8.44	-35.8
22	Patrick Corbin P. Corbin	5.11	170	170	47	77	.379	832	2	1	0	946.2	1,074	538	576	156	308	20	0	7	4,148	16	7.91	2.93	2.70	1.48	20.1	7.4	1.46	.324	5.48	121	4.60	108	10.21	-32.3