highest int/ td ratio by a quarterback ever

Jon Sharretts has the most career intercepted passes per passing touchdown by a quarterback, with 21.

Interpreted as:

highest passing int/ passing td ratio by a quarterback ever

	NAME	INT/TD	INT	TD	GP	CMP	ATT	PCT	YDS	AVG	YDS/G	RTG	TD%	INT%	SCK	SCKY
1	Jon Sharretts J. Sharretts	21	21	1	22	80	200	40.0	963	4.8	43.8	61.1	0.5	10.5
2	Chris Frederick C. Frederick	19	19	1	26	70	185	37.8	761	4.1	29.3	53.6	0.5	10.3
3	Bryan Marini B. Marini	19	19	1	18	73	179	40.8	678	3.8	37.7	53.2	0.6	10.6
4	Bill Berringer B. Berringer	18	18	1	30	52	127	40.9	629	5.0	21.0	56.8	0.8	14.2
5	Freddie Martinez F. Martinez	18	18	1	30	67	179	37.4	865	4.8	28.8	59.8	0.6	10.1
6	Dale Evans D. Evans	18	18	1	30	45	120	37.5	627	5.2	20.9	54.1	0.8	15.0
7	Matt Kaulig M. Kaulig	15	15	1	44	87	207	42.0	950	4.6	21.6	67.7	0.5	7.2
8	James McKay J. McKay	15	15	1	10	80	185	43.2	879	4.8	87.9	68.7	0.5	8.1
9	Paul Gentle P. Gentle	15	15	1	20	44	111	39.6	394	3.5	19.7	45.4	0.9	13.5
10	Ernie Safran E. Safran	15	15	1	20	28	94	29.8	399	4.2	20.0	37.0	1.1	16.0
11	Roy Stinnett R. Stinnett	15	15	1	30	21	49	42.9	319	6.5	10.6	43.1	2.0	30.6
12	Scott Simmons S. Simmons	14	14	1	21	62	150	41.3	734	4.9	35.0	66.0	0.7	9.3
13	Karl Sweetan K. Sweetan	14	14	1	10	79	218	36.2	674	3.1	67.4	50.9	0.5	6.4
14	Tim Boyle T. Boyle	13	13	1	19	133	275	48.4	1,237	4.5	65.1	77.9	0.4	4.7	24	174
15	Bob Brothers B. Brothers	13	13	1	16	39	116	33.6	403	3.5	25.2	43.2	0.9	11.2
16	Ken Daly K. Daly	13	13	1	22	58	152	38.2	749	4.9	34.0	64.6	0.7	8.6
17	Greg Brown G. Brown	13	13	1	31	35	110	31.8	419	3.8	13.5	43.2	0.9	11.8
18	Rick Bridges R. Bridges	13	13	1	10	42	86	48.8	520	6.0	52.0	73.2	1.2	15.1
19	Dan Barton D. Barton	13	13	1	30	49	118	41.5	479	4.1	16.0	56.4	0.8	11.0
20	Rusty Hill R. Hill	12	12	1	22	64	140	45.7	712	5.1	32.4	73.6	0.7	8.6
21	Dick Judah D. Judah	12	12	1	33	22	74	29.7	341	4.6	10.3	40.5	1.4	16.2
22	Vern Beitzel V. Beitzel	12	24	2	21	89	333	26.7	1,052	3.2	50.1	40.8	0.6	7.2
23	John Foruria J. Foruria	12	12	1	30	88	246	35.8	1,029	4.2	34.3	62.5	0.4	4.9
24	Mickey Trimarki M. Trimarki	12	24	2	20	59	147	40.1	722	4.9	36.1	53.2	1.4	16.3
25	Bob Mitch B. Mitch	11.5	23	2	22	79	204	38.7	1,022	5.0	46.5	61.5	1.0	11.3