Table 2.

Contents of the five selected Journal Subject Categories, 2000 and 2004

	2000				2004
	Nr Jnls	Nr Pubs	Average # publs.	Range of # publs.	Nr Jnls	Nr Pubs	Average # publs.	Range of # publs.
Biochemistry and molecular biology
1–50	77	2,153	28.0	1–50	68	2,039	30.0	1–48
51–100	56	4,125	73.7	52–99	55	4,018	73.1	52–97
101–150	38	4,550	119.7	101–149	37	4,608	124.5	101–144
151–200	23	4,550	197.8	153–196	24	4,112	171.3	151–194
201–250	14	3,216	229.7	204–250	14	3,194	228.1	203–248
251–	30	22,957	765.2	255–5,486	37	25,603	692.0	255–6,156
Economics
1–20	36	485	13.5	5–20	35	471	13.5	5–20
21–30	55	1,372	24.9	21–30	44	1,153	26.2	21–30
31–40	30	1,046	34.9	31–40	38	1,348	35.5	31–40
41–50	19	868	45.7	41–50	22	1,002	45.5	41–50
51–75	24	1,494	62.3	52–75	31	1,893	61.1	51–74
76–	20	2,433	121.7	76–236	17	2,106	123.9	76–263
Information and library science
1–15	15	145	9.7	4–14	10	107	10.7	4–14
16–25	12	233	19.4	16–25	19	392	20.6	16–25
26–35	16	478	29.9	26–34	8	248	31.0	26–34
36–50	9	369	41.0	36–46	13	546	42.0	36–46
51–	6	497	82.8	51–108	7	574	82.0	51–143
Mathematics
1–30	30	605	20.2	6–30	41	792	19.3	7–28
31–45	37	1,371	37.1	31–45	46	1,766	38.4	31–45
46–60	36	1,928	53.6	46–60	28	1,477	52.8	46–60
61–100	30	2,405	80.2	61–98	44	3,370	76.6	61–100
101–150	22	2,572	116.9	104–150	15	1,799	119.9	103–148
151–	15	4,423	294.9	159–479	17	4,878	286.9	160–590
Pathology
1–35	13	340	26.2	8–33	13	285	21.9	1–33
36–70	20	910	45.5	37–62	24	1,162	48.4	36–69
71–150	17	1,675	98.5	72–146	18	1,912	106.2	71–147
151–	16	3,312	207.0	154–427	10	2,142	214.2	164–379