Juvenile Materials

Volume, Title, and Unique Books data collected on June 27, 2001.
Circulation statistics for the ALC fiscal year ending May 31, 2001.

Volume Count and Average Age

Counts and average ages of volumes (individual barcoded items) in Juvenile Materials. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	5	4	65	8	6	88
1900-1909	40	24	83	31	31	209
1910-1919	6	9	57	32	24	128
1920-1929	27	32	139	66	16	280
1930-1939	65	100	228	160	36	589
1940-1949	191	188	484	317	81	1,261
1950-1959	396	602	930	913	177	3,018
1960-1969	1,070	1,800	1,432	1,711	305	6,318
1970-1974	289	1,473	763	474	101	3,100
1975-1979	304	2,154	424	326	136	3,344
1980-1984	317	3,129	669	515	149	4,779
1985-1989	438	6,908	566	711	108	8,731
1990-1994	1,143	13,904	515	473	1,024	17,059
1995	208	3,193	58	65	151	3,675
1996	197	3,150	32	66	228	3,673
1997	186	3,575	32	75	208	4,076
1998	157	3,884	62	47	174	4,324
1999	229	3,719	183	45	160	4,336
2000	66	3,018	69	17	139	3,309
2001	2	734			2	738
2002
Totals	5,337	51,601	6,791	6,052	3,256	73,037
Average Age	1980	1990	1968	1969	1984	1985
Percent of Collection	2.53%	28.93%	5.00%	4.59%	4.85%	10.09%

Title Count and Average Age

Counts and average ages of titles (excludes duplicate copies) in Juvenile Materials. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	5	2	62	8	6	82
1900-1909	12	8	57	29	31	129
1910-1919	6	8	51	31	24	112
1920-1929	25	27	101	56	16	187
1930-1939	60	72	207	143	36	406
1940-1949	166	128	440	281	79	889
1950-1959	368	449	841	856	156	2,109
1960-1969	1,014	1,340	1,357	1,642	301	4,655
1970-1974	264	1,071	724	427	92	2,151
1975-1979	292	1,649	411	321	127	2,418
1980-1984	294	2,222	619	497	149	3,107
1985-1989	429	4,671	542	704	94	5,490
1990-1994	1,098	9,311	500	466	1,020	10,621
1995	200	2,127	58	65	151	2,337
1996	189	2,136	32	64	228	2,365
1997	179	2,359	31	73	208	2,544
1998	154	2,683	60	47	174	2,834
1999	219	2,177	179	44	160	2,432
2000	64	1,700	65	17	139	1,852
2001	2	405			2	409
2002
Totals	5,041	34,546	6,337	5,771	3,193	47,130
Average Age	1981	1990	1968	1970	1984	1984
Percent of Collection	2.78%	25.50%	5.32%	4.85%	5.28%	9.20%

Unique Books Count and Average Age

Counts and average ages of unique books (titles held by only one ALC library) in Juvenile Materials. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	4	1	52	7	6
1900-1909	7	3	45	24	26
1910-1919	5	1	35	24	18
1920-1929	12	12	66	30	10
1930-1939	27	28	131	74	17
1940-1949	89	48	261	156	43
1950-1959	172	201	507	521	80
1960-1969	599	727	835	1,101	154
1970-1974	153	680	463	249	30
1975-1979	174	1,156	258	163	68
1980-1984	142	1,387	329	220	35
1985-1989	190	2,780	199	234	28
1990-1994	464	5,333	126	92	389
1995	75	1,234	33	13	54
1996	73	1,312	9	7	109
1997	61	1,400	16	21	58
1998	50	1,692	35	3	43
1999	70	982	77	3	38
2000	32	717	47		48
2001	2	183			2
2002
Totals	2,401	19,877	3,524	2,942	1,256
Average Age	1977	1990	1965	1965	1980

Total Circulation

A count of charges and renewals for Juvenile Materials. This count only includes circulation of bound monographs.

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	2,905	138	356	245	0	6	3,650
APL Items	6,975	134,501	6,990	4,815	361	4	153,646
HSU Items	42	114	2,737	39	1	0	2,933
McM Items	26	87	41	728	1	3	886
HPU Items	2	5	19	16	0	354	396
Totals	9,950	134,845	10,143	5,843	363	367	161,511

Circulation by Item Age

A count of charges and renewals for Juvenile Materials, broken down by item age and item owner. This count only includes circulation of bound monographs, and only items which have a valid date in their DATE_1 field.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	1	3	3	1		8
1900-1909	7	52	5	2		66
1910-1919	1	12	2	3	3	21
1920-1929	5	28	14	6	2	55
1930-1939	8	201	28	9		246
1940-1949	40	419	99	27	4	589
1950-1959	121	1,467	170	86	9	1,853
1960-1969	278	4,643	328	134	29	5,412
1970-1974	125	3,616	226	63	5	4,035
1975-1979	176	5,119	224	54	15	5,588
1980-1984	168	9,004	315	105	13	9,605
1985-1989	380	19,599	518	153	19	20,669
1990-1994	1,146	39,311	543	126	137	41,263
1995	212	9,734	52	17	10	10,025
1996	233	10,267	41	17	42	10,600
1997	260	12,168	45	28	43	12,544
1998	201	14,871	69	21	36	15,198
1999	239	15,117	212	33	26	15,627
2000	52	7,825	39	1	1	7,918
2001	1	179				180
2002
Totals	3,654	153,635	2,933	886	394	161,502
Percent of Circulation	7.66%	43.44%	12.07%	7.02%	5.52%	36.26%

Non-Circulating Use

A count of Non-Circulating usage for Juvenile Materials (as recorded by the circulation "NC" command). This count only includes bound monographs.

ACU	APL	HSU	McM	HPU
2,569	458	754	842	6

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