1990-2004 ISI SciSearch papers co-authored by LANL and UC authors, by year and subject, as of June 21, 2004
	ALL	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004
Total papers	2584	156	148	160	161	166	195	169	169	202	202	192	199	176	220	69
Physics	1594	88	93	98	98	98	111	98	111	129	141	122	118	120	138	31
Chemistry	492	22	19	25	27	20	40	21	37	42	47	41	46	45	44	16
Earth Sciences	364	36	17	21	21	22	29	24	22	31	24	31	35	23	21	7
Astronomy	269	17	12	15	13	21	13	16	10	7	21	24	33	22	31	14
Engineering	267	15	8	16	11	15	27	16	18	17	24	22	24	16	26	12
Biol./Genetics	260	14	14	14	18	13	24	13	22	26	19	14	17	18	26	8
Nuc. Info.	189	15	8	13	16	13	16	16	12	8	15	14	15	10	16	2
Materials Sci.	146	2	10	10	5	10	10	15	5	14	12	10	13	7	11	12
Mathematics	100	2	7	7	8	10	9	9	5	5	9	6	6	8	9	0
Science - Gen.	85	4	5	6	7	5	6	7	5	7	10	3	5	5	7	3
Computer Sci.	70	7	8	3	3	6	5	4	7	2	9	6	3	3	4	0
Medicine	63	1	5	2	2	1	8	5	4	6	2	4	4	7	9	3
Environment	35	0	0	1	0	1	0	3	3	1	3	4	3	6	6	4
Health & Safety	5	0	0	0	0	0	1	0	0	1	0	0	1	0	2	0
Agriculture	3	0	0	0	0	0	0	0	3	0	0	0	0	0	0	0
Social Sciences	3	0	0	1	1	0	0	0	0	0	0	0	0	0	1	0
Humanities	2	0	1	0	1	0	0	0	0	0	0	0	0	0	0	0
Total subjects	3947	223	207	232	231	235	299	247	264	296	336	301	323	290	351	112