Mike Johnston was 0-3 with an ERA of 4.37 and 18 strikeouts in 24 appearances in his rookie season in 2004.

		NAME	SEASON	TM	G	W	L	W%	GS	ERA	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		Mike Johnston M. Johnston	2004	PIT	24	0	3	.000	0	4.37	18	0	0	0	22.2	29	11	16	2	15	2	5	1	110	0	7.15	5.96	1.20	0.79	16.4	13.6	1.94	.370	6.35	101	4.85	111	11.51	-1.3

Games

	NAME	DATE	SEASON	TM		OPP	DEC	ERA	SO	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF
1	Mike Johnston M. Johnston	6/21/2004	2004	PIT	@	HOU		9.00	0	1.0	2	1	1	0	3	0	0	0	8
2	Mike Johnston M. Johnston	6/18/2004	2004	PIT	vs	SEA		27.00	0	0.1	1	1	1	0	0	0	0	0	2
3	Mike Johnston M. Johnston	6/13/2004	2004	PIT	@	OAK		9.00	1	1.0	2	1	1	0	0	0	0	0	5
4	Mike Johnston M. Johnston	6/12/2004	2004	PIT	@	OAK		0.00	1	0.1	1	0	0	0	0	0	0	0	2
5	Mike Johnston M. Johnston	6/10/2004	2004	PIT	@	TEX		9.00	0	2.0	2	2	2	1	2	0	0	0	10
6	Mike Johnston M. Johnston	6/7/2004	2004	PIT	@	TEX	L	13.50	1	0.2	3	1	1	0	0	0	1	0	5
7	Mike Johnston M. Johnston	6/6/2004	2004	PIT	@	CHC		0.00	0	0.2	1	0	0	0	0	0	1	0	3
8	Mike Johnston M. Johnston	6/2/2004	2004	PIT	vs	STL	L	9.00	3	2.0	4	2	2	0	2	0	0	1	12
9	Mike Johnston M. Johnston	5/30/2004	2004	PIT	vs	CHC		0.00	0	0.2	2	0	4	0	1	1	0	0	6
10	Mike Johnston M. Johnston	5/28/2004	2004	PIT	vs	CHC		27.00	0	0.1	2	1	1	1	0	0	0	0	3
11	Mike Johnston M. Johnston	5/26/2004	2004	PIT	@	STL		0.00	0	0.1	1	0	0	0	0	0	0	0	2
12	Mike Johnston M. Johnston	5/23/2004	2004	PIT	vs	MIL		0.00	2	1.1	0	0	0	0	0	0	0	0	4
13	Mike Johnston M. Johnston	5/19/2004	2004	PIT	vs	SDP	L	6.75	0	1.1	2	1	2	0	1	1	0	0	8
14	Mike Johnston M. Johnston	5/16/2004	2004	PIT	@	SFG		0.00	1	1.0	0	0	0	0	2	0	1	0	5
15	Mike Johnston M. Johnston	5/13/2004	2004	PIT	@	COL		6.75	2	1.1	0	1	1	0	2	0	0	0	5
16	Mike Johnston M. Johnston	5/11/2004	2004	PIT	@	COL		0.00	0	1.0	2	0	0	0	0	0	0	0	4
17	Mike Johnston M. Johnston	5/9/2004	2004	PIT	vs	LAD		0.00	2	1.0	0	0	0	0	0	0	0	0	3
18	Mike Johnston M. Johnston	4/24/2004	2004	PIT	vs	CIN		0.00	1	1.0	0	0	0	0	0	0	0	0	3
19	Mike Johnston M. Johnston	4/23/2004	2004	PIT	vs	CIN		0.00	0	0.1	1	0	0	0	0	0	1	0	2
20	Mike Johnston M. Johnston	4/20/2004	2004	PIT	vs	CHC		0.00	1	1.0	1	0	0	0	0	0	1	0	4
21	Mike Johnston M. Johnston	4/17/2004	2004	PIT	@	NYM		0.00	0	0.1	0	0	0	0	0	0	0	0	1
22	Mike Johnston M. Johnston	4/15/2004	2004	PIT	@	CHC		0.00	0	1.0	0	0	0	0	1	0	0	0	3
23	Mike Johnston M. Johnston	4/11/2004	2004	PIT	@	CIN		0.00	1	1.2	2	0	0	0	0	0	0	0	6
24	Mike Johnston M. Johnston	4/7/2004	2004	PIT	vs	PHI		0.00	2	1.0	0	0	0	0	1	0	0	0	4
	Total							4.37	18	22.2	29	11	16	2	15	2	5	1	110