how many mob starting pitchers had a below 4.00 era in 2023

Tyler Alexander had an ERA of 3.00 in 2023.

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	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	H/9
1	Tyler Alexander T. Alexander	3.00	2023	DET	1	0	1	.000	1	3	0	0	0	3.0	1	1	1	1	0	0	0	0	10	0	9.00	0.00		3.00	30.0	0.0	0.33	.000	3.00	3.00
2	Tejay Antone T. Antone	0.00	2023	CIN	1	0	0		1	3	0	0	0	2.0	0	0	0	0	0	0	0	0	6	0	13.50	0.00		0.00	50.0	0.0	0.00	.000	0.00	0.00
3	Shawn Armstrong S. Armstrong	0.00	2023	TBR	6	0	0		6	13	0	0	0	12.0	9	0	0	0	3	0	0	0	47	0	9.75	2.25	4.33	0.00	27.7	6.4	1.00	.290	0.00	6.75
4	Matt Barnes M. Barnes	0.00	2023	MIA	1	0	0		1	2	0	0	0	1.0	2	0	0	0	0	0	0	0	5	1	18.00	0.00		0.00	40.0	0.0	2.00	.667	0.00	18.00
5	Chris Bassitt C. Bassitt	3.60	2023	TOR	33	16	8	.667	33	186	1	1	0	200.0	176	80	88	28	59	12	0	2	826	4	8.37	2.66	3.15	1.26	22.5	7.1	1.18	.274	3.96	7.92
6	Jalen Beeks J. Beeks	2.76	2023	TBR	8	0	1	.000	8	16	0	0	0	16.1	13	5	5	2	7	0	0	0	70	3	8.82	3.86	2.29	1.10	22.9	10.0	1.22	.244	2.76	7.16
7	Brennan Bernardino B. Bernardino	2.00	2023	BOS	6	0	0		6	14	0	0	0	9.0	7	2	2	0	2	3	0	0	38	0	14.00	2.00	7.00	0.00	36.8	5.3	1.00	.368	2.00	7.00
8	José Berríos J. Berríos	3.65	2023	TOR	32	11	12	.478	32	184	0	0	0	189.2	173	77	82	25	52	9	0	3	782	4	8.73	2.47	3.54	1.19	23.5	6.6	1.19	.289	3.89	8.21
9	Ryan Borucki R. Borucki	0.00	2023	PIT	2	0	0		2	6	0	0	0	3.2	0	0	0	0	0	1	0	0	12	0	14.73	0.00		0.00	50.0	0.0	0.00	.000	0.00	0.00
10	John Brebbia J. Brebbia	2.31	2023	SFG	10	0	2	.000	10	13	0	0	0	11.2	8	3	3	3	5	0	0	0	48	0	10.03	3.86	2.60	2.31	27.1	10.4	1.11	.185	2.31	6.17
11	Connor Brogdon C. Brogdon	0.00	2023	PHI	1	0	0		1	1	0	0	0	0.2	2	0	0	0	1	0	0	0	5	0	13.50	13.50	1.00	0.00	20.0	20.0	4.50	.667	0.00	27.00
12	Luis Castillo L. Castillo	3.34	2023	SEA	33	13	9	.591	33	219	0	0	0	197.0	160	73	81	28	56	5	0	0	802	3	10.01	2.56	3.91	1.28	27.3	7.0	1.10	.267	3.70	7.31
13	JT Chargois	0.00	2023	MIA	5	0	0		5	3	0	0	0	4.1	3	0	0	0	3	0	0	0	18	0	6.23	6.23	1.00	0.00	16.7	16.7	1.38	.250	0.00	6.23
14	Jesse Chavez J. Chavez	0.00	2023	ATL	1	0	0		1	3	0	0	0	2.1	1	0	0	0	1	1	0	0	9	0	11.57	3.86	3.00	0.00	33.3	11.1	0.86	.250	0.00	3.86
15	Mike Clevinger M. Clevinger	3.77	2023	CWS	24	9	9	.500	24	110	2	0	0	131.1	121	55	56	16	40	9	0	0	549	6	7.54	2.74	2.75	1.10	20.0	7.3	1.23	.281	3.84	8.29
16	Alex Cobb A. Cobb	3.87	2023	SFG	28	6	7	.462	28	131	2	1	0	151.1	163	65	69	19	37	6	0	0	646	7	7.79	2.20	3.54	1.13	20.3	5.7	1.32	.318	4.10	9.69
17	Gerrit Cole G. Cole	2.63	2023	NYY	33	15	4	.789	33	222	2	2	0	209.0	157	61	64	20	48	7	0	0	821	4	9.56	2.07	4.63	0.86	27.0	5.8	0.98	.261	2.76	6.76
18	Jimmy Cordero J. Cordero	0.00	2023	NYY	1	0	0		1	0	0	0	0	2.0	0	0	0	0	0	0	0	0	6	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
19	Fernando Cruz F. Cruz	3.00	2023	CIN	2	0	1	.000	2	8	0	0	0	3.0	1	1	2	0	1	0	0	0	11	0	24.00	3.00	8.00	0.00	72.7	9.1	0.67	.500	6.00	3.00
20	José De León J. De León	0.00	2023	MIN	1	0	0		1	2	0	0	0	2.0	0	0	0	0	0	0	0	0	6	0	9.00	0.00		0.00	33.3	0.0	0.00	.000	0.00	0.00
21	Jacob deGrom J. deGrom	2.67	2023	TEX	6	2	0	1.000	6	45	0	0	0	30.1	19	9	11	2	4	0	0	0	115	1	13.35	1.19	11.25	0.59	39.1	3.5	0.76	.266	3.26	5.64
22	Jhonathan Díaz J. Díaz	0.00	2023	LAA	1	0	0		1	0	0	0	0	1.2	2	0	0	0	1	1	0	0	7	0	0.00	5.40	0.00	0.00	0.0	14.3	1.80	.400	0.00	10.80
23	Miguel Díaz M. Díaz	0.00	2023	DET	3	0	0		3	3	0	0	0	3.0	3	0	0	0	3	0	0	0	15	0	9.00	9.00	1.00	0.00	20.0	20.0	2.00	.333	0.00	9.00
24	Dane Dunning D. Dunning	3.55	2023	TEX	26	10	7	.588	26	125	0	0	0	147.0	140	58	59	17	48	8	0	0	615	4	7.65	2.94	2.60	1.04	20.3	7.8	1.28	.295	3.61	8.57
25	Zach Eflin Z. Eflin	3.50	2023	TBR	31	16	8	.667	31	186	0	0	0	177.2	158	69	69	19	24	3	0	1	703	0	9.42	1.22	7.75	0.96	26.5	3.4	1.02	.295	3.50	8.00