Psychology

Volume, Title, and Unique Books data collected on June 4, 2002.
Circulation statistics for the ALC fiscal year ending May 31, 2002.

Volume Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	20		9	2	3	34
1900-1909	41		12	31	3	87
1910-1919	36		16	2	5	59
1920-1929	57		40	14	8	119
1930-1939	81		79	26	21	207
1940-1949	128	5	121	57	38	349
1950-1959	500	10	301	266	102	1,179
1960-1969	888	44	590	534	213	2,269
1970-1974	353	70	348	273	134	1,178
1975-1979	432	134	306	225	151	1,248
1980-1984	366	92	232	271	166	1,127
1985-1989	258	190	113	293	110	964
1990-1994	230	338	129	145	99	941
1995	36	99	29	34	19	217
1996	42	108	39	17	36	242
1997	40	109	52	17	39	257
1998	49	111	57	23	28	268
1999	45	155	64	30	26	320
2000	30	140	34	10	29	243
2001	14	108	19	5	6	152
2002	3	17	2			22
Totals	3,649	1,730	2,592	2,275	1,236	11,482
Average Age	1969	1991	1970	1972	1976	1974
Percent of Collection	1.75%	0.99%	1.88%	1.71%	1.80%	1.59%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	18		9	2	3	30
1900-1909	17		11	8	3	37
1910-1919	32		9	2	5	47
1920-1929	55		32	14	4	96
1930-1939	79		66	24	20	161
1940-1949	121	5	102	56	37	247
1950-1959	450	10	254	221	100	763
1960-1969	827	41	505	504	202	1,455
1970-1974	301	58	314	264	132	855
1975-1979	407	128	282	215	150	975
1980-1984	335	88	229	253	161	865
1985-1989	247	175	110	283	102	764
1990-1994	214	304	117	135	91	765
1995	34	81	29	30	19	177
1996	42	94	39	16	36	200
1997	38	91	52	17	39	211
1998	43	93	54	23	25	219
1999	43	121	60	30	25	243
2000	23	102	26	10	22	165
2001	13	75	16	5	3	106
2002	3	12	2			16
Totals	3,342	1,478	2,318	2,112	1,179	8,397
Average Age	1970	1990	1971	1973	1976	1975
Percent of Collection	1.85%	1.14%	1.91%	1.76%	1.90%	1.64%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	14		7	1	3
1900-1909	15		8	6	2
1910-1919	28		7	2	4
1920-1929	50		24	9	2
1930-1939	55		42	13	12
1940-1949	73	2	50	25	17
1950-1959	264	4	114	87	30
1960-1969	398	17	179	190	54
1970-1974	159	34	181	157	61
1975-1979	267	82	172	111	90
1980-1984	215	51	133	141	97
1985-1989	177	123	49	196	42
1990-1994	152	243	78	97	50
1995	25	58	25	20	11
1996	27	72	29	11	18
1997	24	71	40	11	23
1998	32	71	45	16	18
1999	31	84	43	17	8
2000	17	64	18	5	11
2001	11	51	10	4	1
2002	3	7	1
Totals	2,037	1,034	1,255	1,119	554
Average Age	1970	1991	1973	1976	1977

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	585	78	61	32	3	7	766
APL Items	146	3,773	174	156	30	2	4,281
HSU Items	41	23	515	16	2	4	601
McM Items	35	23	51	192	0	0	301
HPU Items	7	1	8	4	0	152	172
Totals	814	3,898	809	400	35	165	6,121

Circulation by Item Age

A count of charges and renewals for Psychology, 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			1		2
1900-1909					1	1
1910-1919	3				1	4
1920-1929	3		2		1	6
1930-1939	7		7	1	3	18
1940-1949	15	1	9	7	2	34
1950-1959	50	21	17	13	11	112
1960-1969	95	54	55	39	24	267
1970-1974	55	61	52	25	11	204
1975-1979	84	154	67	17	14	336
1980-1984	101	112	77	39	27	356
1985-1989	89	277	34	55	8	463
1990-1994	121	516	69	39	14	759
1995	18	245	37	7	1	308
1996	18	227	30	8	10	293
1997	25	276	27	3	15	346
1998	26	514	48	18	4	610
1999	32	532	48	16	8	636
2000	10	619	20	9	15	673
2001	10	608	2	4	2	626
2002	3	65				68
Totals	766	4,282	601	301	172	6,122
Percent of Circulation	1.75%	1.18%	2.59%	2.55%	2.90%	1.37%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
340	0	170	51	48

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