Juvenile Materials

Volume, Title, and Unique Books data collected on May 31, 2009.
Circulation statistics for the ALC fiscal year ending May 31, 2009.

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
1400-1699
1700-1799
1800-1899	6		52	7		65
1900-1909	7	32	47	29	2	117
1910-1919	3	3	40	26	2	74
1920-1929	9	14	55	42	1	121
1930-1939	39	31	72	106	12	261
1940-1949	102	81	155	239	17	594
1950-1959	186	260	287	620	25	1,380
1960-1969	404	829	478	1,107	81	2,904
1970-1974	157	725	190	325	25	1,422
1975-1979	146	1,008	89	217	45	1,506
1980-1984	207	2,024	128	337	34	2,730
1985-1989	290	4,881	195	455	34	5,855
1990-1994	665	11,099	266	268	274	12,572
1995-1999	593	17,022	195	203	444	18,457
2000-2004	1,183	21,125	644	75	309	23,338
2005	95	4,308	170	9	29	4,611
2006	215	4,353	98	11	32	4,709
2007	78	4,325	95	9	71	4,578
2008	123	4,906	20		8	5,057
2009	29	2,504				2,533
Totals	4,537	79,530	3,276	4,085	1,445	92,884
Average Age	1989	1998	1978	1969	1992	1996
Percent of Collection	1.54%	27.66%	2.00%	2.91%	1.82%	9.59%

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
1400-1699
1700-1799
1800-1899	6		50	7		63
1900-1909	7	8	32	28	2	75
1910-1919	3	3	35	25	2	68
1920-1929	7	10	45	35	1	89
1930-1939	37	26	67	95	12	203
1940-1949	90	54	138	206	17	442
1950-1959	168	177	261	573	25	1,047
1960-1969	385	491	449	1,059	81	2,134
1970-1974	144	435	179	312	25	913
1975-1979	136	646	83	215	45	967
1980-1984	196	1,336	122	322	34	1,754
1985-1989	285	3,259	177	451	34	3,733
1990-1994	627	7,632	254	266	273	8,260
1995-1999	555	11,320	193	202	442	11,891
2000-2004	1,147	11,085	604	75	309	11,981
2005	94	2,113	165	9	29	2,232
2006	212	2,088	94	11	32	2,310
2007	76	1,939	93	9	71	2,026
2008	114	2,053	20		8	2,149
2009	29	994				1,016
Totals	4,318	45,669	3,061	3,900	1,442	53,353
Average Age	1990	1997	1979	1970	1992	1994
Percent of Collection	1.82%	23.81%	2.10%	3.09%	2.01%	8.04%

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
1400-1699
1700-1799
1800-1899	5		45	6
1900-1909	6	3	25	24	1
1910-1919	3	1	22	21	2
1920-1929	2	2	35	21
1930-1939	16	10	43	59	6
1940-1949	45	16	91	132	11
1950-1959	81	78	181	394	15
1960-1969	220	217	289	756	39
1970-1974	74	201	108	188	7
1975-1979	80	365	36	126	31
1980-1984	103	767	52	165	8
1985-1989	127	1,921	66	196	12
1990-1994	328	4,600	72	69	99
1995-1999	207	6,766	85	34	209
2000-2004	483	4,654	186		145
2005	66	802	42	1	5
2006	181	758	23		13
2007	47	695	14		17
2008	86	807	6
2009	22	383
Totals	2,182	23,046	1,421	2,192	620
Average Age	1989	1996	1969	1965	1991

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	1,658	224	29	18	0	3	1,932
APL Items	10,503	164,727	3,408	2,406	1	4	181,049
HSU Items	18	163	1,209	8	0	1	1,399
McM Items	61	137	17	172	0	0	387
HPU Items	0	0	0	4	0	264	268
Totals	12,240	165,251	4,663	2,608	1	272	185,035

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, CDs, videos, and DVDs, and only items which have a valid date in their DATE_1 field.

	ACU	APL	HSU	McM	HPU	ALC
1400-1699
1700-1799
1800-1899
1900-1909		18		3		21
1910-1919		3		5		8
1920-1929	3	22	3			28
1930-1939	11	47	2	3	1	64
1940-1949	19	102	14	16		151
1950-1959	26	469	40	43	3	581
1960-1969	86	2,082	78	75	10	2,331
1970-1974	54	1,719	52	24	1	1,850
1975-1979	64	2,150	29	18	2	2,263
1980-1984	74	4,056	49	28	7	4,214
1985-1989	108	8,923	109	49	24	9,213
1990-1994	299	17,962	153	38	57	18,509
1995-1999	372	30,171	98	39	68	30,748
2000-2004	661	49,718	474	24	55	50,932
2005	32	13,571	126		19	13,748
2006	33	14,522	79	8	4	14,646
2007	82	16,514	92	14	17	16,719
2008	8	16,406	1			16,415
2009		2,594				2,594
Totals	1,932	181,049	1,399	387	268	185,035
Percent of Circulation	5.69%	25.73%	6.47%	7.44%	5.44%	24.05%

Non-Circulating Use

A count of Non-Circulating usage for Juvenile Materials (as recorded by the circulation "Mark Item Used" command). This count only includes bound monographs, CDs, videos, and DVDs.

ACU	APL	HSU	McM	HPU
1,386	0	39	177	19

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