James Shields was 12-16 with an ERA of 4.06 and 167 strikeouts in 34 appearances against the Yankees in his career.

Interpreted as:

James Shields vs yankees in his career

	NAME	DATE	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	James Shields J. Shields	7/30/2006	TBD	@	NYY	L	1	5.14	6	0	0	0	7.0	8	4	4	2	1	0	0	1	29	0
2	James Shields J. Shields	9/14/2006	TBD	@	NYY		1	7.20	4	0	0	0	5.0	6	4	4	1	1	0	0	0	22	0
3	James Shields J. Shields	9/22/2006	TBD	vs	NYY	L	1	5.14	6	0	0	0	7.0	8	4	4	2	0	0	0	0	29	0
4	James Shields J. Shields	7/12/2007	TBD	vs	NYY	L	1	7.50	2	0	0	0	6.0	9	5	6	3	1	0	0	0	27	0
5	James Shields J. Shields	7/22/2007	TBD	@	NYY	L	1	27.00	1	0	0	0	3.1	10	10	10	1	4	0	0	0	23	0
6	James Shields J. Shields	4/6/2008	TBR	@	NYY	L	1	3.60	5	0	0	0	5.0	8	2	2	1	1	1	0	0	24	0
7	James Shields J. Shields	5/14/2008	TBR	vs	NYY	L	1	2.45	6	0	0	0	7.1	6	2	2	0	2	0	0	0	31	0
8	James Shields J. Shields	9/13/2008	TBR	@	NYY	W	1	0.00	6	0	0	0	8.0	5	0	0	0	0	1	0	0	29	0
9	James Shields J. Shields	7/27/2009	TBR	vs	NYY	L	1	8.44	2	0	0	0	5.1	9	5	5	2	3	0	0	0	28	0
10	James Shields J. Shields	4/11/2010	TBR	vs	NYY		1	3.38	5	0	0	0	5.1	4	2	2	0	3	0	0	0	23	0
11	James Shields J. Shields	5/20/2010	TBR	@	NYY	W	1	3.68	7	0	0	0	7.1	8	3	4	1	1	0	0	0	30	0
12	James Shields J. Shields	7/16/2010	TBR	@	NYY		1	4.50	5	0	0	0	6.0	4	3	3	2	3	0	0	0	25	0
13	James Shields J. Shields	8/1/2010	TBR	vs	NYY	W	1	0.00	11	0	0	0	7.1	4	0	0	0	1	0	0	0	28	1
14	James Shields J. Shields	9/15/2010	TBR	vs	NYY		1	1.42	8	0	0	0	6.1	8	1	1	0	2	0	0	0	27	0
15	James Shields J. Shields	9/21/2010	TBR	@	NYY	L	1	8.44	4	0	0	0	5.1	7	5	5	1	2	1	0	1	25	0
16	James Shields J. Shields	5/17/2011	TBR	vs	NYY	L	1	3.86	9	0	0	0	7.0	8	3	4	2	1	0	0	0	29	0
17	James Shields J. Shields	7/10/2011	TBR	@	NYY	L	1	0.00	5	1	0	0	8.0	4	0	1	0	1	0	0	0	28	0
18	James Shields J. Shields	7/21/2011	TBR	vs	NYY	W	1	1.17	6	0	0	0	7.2	6	1	1	0	3	0	0	0	31	0
19	James Shields J. Shields	9/21/2011	TBR	@	NYY	L	1	4.91	7	0	0	0	7.1	6	4	4	1	2	0	0	0	29	0
20	James Shields J. Shields	9/26/2011	TBR	vs	NYY	W	1	2.08	4	0	0	0	8.2	6	2	2	1	3	0	0	0	33	0
21	James Shields J. Shields	4/6/2012	TBR	vs	NYY		1	10.80	3	0	0	0	5.0	9	6	6	1	3	1	0	0	28	1
22	James Shields J. Shields	5/8/2012	TBR	@	NYY	L	1	4.50	4	0	0	0	6.0	4	3	3	2	3	0	0	0	24	1
23	James Shields J. Shields	6/5/2012	TBR	@	NYY	L	1	9.00	2	0	0	0	5.0	7	5	7	1	4	0	0	1	27	1
24	James Shields J. Shields	7/3/2012	TBR	vs	NYY	W	1	5.14	5	0	0	0	7.0	10	4	4	1	0	0	0	0	29	0
25	James Shields J. Shields	9/3/2012	TBR	vs	NYY	W	1	3.38	5	0	0	0	8.0	5	3	3	0	3	0	0	0	30	0
	Total						34	4.06	167	1	0	0	221.2	219	100	109	32	67	7	0	3	934	6