Zoology

Volume, Title, and Unique Books data collected on May 31, 2006.
Circulation statistics for the ALC fiscal year ending May 31, 2006.

Volume Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	49			11	2	62
1900-1909	32	2	1	6	1	42
1910-1919	28		3	4		35
1920-1929	42		3	17	3	65
1930-1939	50	2	22	23	19	116
1940-1949	98	4	18	45	21	186
1950-1959	202	11	45	120	51	429
1960-1969	448	99	190	396	86	1,219
1970-1974	193	94	115	231	73	706
1975-1979	180	94	66	95	78	513
1980-1984	139	66	77	83	49	414
1985-1989	136	106	65	121	23	451
1990-1994	197	211	55	71	78	612
1995	38	49	1	17	9	114
1996	45	45	7	12	17	126
1997	42	48	3	9	9	111
1998	42	69	10	6	4	131
1999	24	76	13	13	15	141
2000	28	59	19	17	20	143
2001	39	58	23	8	7	135
2002	20	73	7	4	12	116
2003	23	37	30	20	11	121
2004	13	43	12	3	10	81
2005	11	40	4		4	59
2006	3	6				9
Totals	2,122	1,292	789	1,332	602	6,137
Average Age	1970	1990	1976	1970	1977	1976
Percent of Collection	0.80%	0.53%	0.52%	0.96%	0.80%	0.70%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	29			4	2	33
1900-1909	31	1	1	1	1	35
1910-1919	27		3	4		33
1920-1929	36		2	16	3	52
1930-1939	44	2	9	18	15	68
1940-1949	88	4	17	36	21	134
1950-1959	174	10	43	113	39	296
1960-1969	371	89	163	352	73	816
1970-1974	161	76	93	183	59	476
1975-1979	162	86	64	90	72	410
1980-1984	120	49	72	82	47	297
1985-1989	124	86	65	118	22	337
1990-1994	186	178	52	66	74	469
1995	36	47	1	16	9	91
1996	42	41	7	12	17	103
1997	42	44	3	9	9	95
1998	40	49	10	6	4	94
1999	24	61	12	13	14	104
2000	28	45	19	17	20	105
2001	35	47	20	8	7	105
2002	17	52	7	4	12	82
2003	23	30	14	4	11	72
2004	12	30	12	3	8	58
2005	10	31	4		3	46
2006	3	5				8
Totals	1,865	1,063	693	1,175	542	4,419
Average Age	1971	1989	1977	1971	1978	1976
Percent of Collection	0.88%	0.61%	0.51%	0.95%	0.80%	0.73%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	24			1	1
1900-1909	30		1		1
1910-1919	25		2	4
1920-1929	30			11	2
1930-1939	29		5	10	4
1940-1949	61	2	10	18	10
1950-1959	108	1	21	63	13
1960-1969	206	50	80	209	24
1970-1974	101	43	53	128	38
1975-1979	115	61	41	66	47
1980-1984	69	20	35	55	26
1985-1989	85	45	28	77	8
1990-1994	111	124	29	34	24
1995	21	31		8	6
1996	29	28	5	5	9
1997	24	35	1	5	3
1998	26	31	4	3	1
1999	18	39	2	6	4
2000	23	21	10	7	7
2001	26	28	8		2
2002	14	30	2	1	4
2003	18	22	8	1	5
2004	8	20	4	1	6
2005	9	22	1		2
2006	3	4
Totals	1,213	657	350	713	247
Average Age	1970	1990	1976	1971	1978

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	154	24	11	3	0	0	192
APL Items	52	829	51	76	0	0	1,008
HSU Items	3	6	131	1	0	0	141
McM Items	2	7	1	20	0	0	30
HPU Items	0	0	1	0	0	32	33
Totals	211	866	195	100	0	32	1,404

Circulation by Item Age

A count of charges and renewals for Zoology, 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
1600-1699
1700-1799
1800-1899	1					1
1900-1909
1910-1919
1920-1929
1930-1939			1			1
1940-1949	1	6	3			10
1950-1959	3	7	7	1		18
1960-1969	18	30	18	11	1	78
1970-1974	7	24	9	1		41
1975-1979	10	32	3	2		47
1980-1984	5	28	12	1		46
1985-1989	15	72	11	4		102
1990-1994	57	175	5	5	8	250
1995	6	38	1			45
1996	4	39			3	46
1997	13	41	2		4	60
1998	6	79	8			93
1999	6	60	5		3	74
2000	9	47	18	1	2	77
2001	15	53	22	1	1	92
2002	8	84	2	3	2	99
2003	6	48	4		6	64
2004	2	66	8			76
2005		75	2		3	80
2006		4				4
Totals	192	1,008	141	30	33	1,404
Percent of Circulation	0.50%	0.15%	0.61%	0.37%	0.67%	0.19%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
96	0	38	8	15

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