Psychology

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 Psychology. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	20		10	2	3	35
1900-1909	41		12	31	3	87
1910-1919	36		16	1	5	58
1920-1929	57		39	13	8	117
1930-1939	81		79	26	21	207
1940-1949	127	4	121	57	38	347
1950-1959	499	12	301	265	101	1,178
1960-1969	887	47	590	529	213	2,266
1970-1974	348	78	348	268	134	1,176
1975-1979	428	166	306	222	152	1,274
1980-1984	364	116	229	272	166	1,147
1985-1989	258	216	106	293	110	983
1990-1994	227	375	117	144	100	963
1995	34	103	22	34	19	212
1996	41	102	33	17	36	229
1997	37	103	34	17	39	230
1998	43	104	29	23	28	227
1999	42	152	43	24	23	284
2000	25	123	13	4	21	186
2001	1	33	5	1	5	45
2002	1					1
Totals	3,597	1,734	2,453	2,243	1,225	11,252
Average Age	1969	1990	1969	1972	1975	1974
Percent of Collection	1.71%	0.97%	1.81%	1.70%	1.83%	1.55%

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		10	2	3	31
1900-1909	17		11	8	3	37
1910-1919	32		9	1	5	46
1920-1929	55		31	13	4	94
1930-1939	79		66	24	20	161
1940-1949	120	4	102	56	37	245
1950-1959	449	12	254	220	99	762
1960-1969	826	46	505	499	202	1,455
1970-1974	299	64	314	259	132	854
1975-1979	404	157	282	213	151	995
1980-1984	333	111	226	254	161	879
1985-1989	247	195	103	283	102	774
1990-1994	212	334	104	135	91	773
1995	33	83	22	30	19	170
1996	41	88	33	16	36	188
1997	35	88	34	17	39	187
1998	40	87	29	23	25	190
1999	40	117	39	24	22	213
2000	18	83	12	4	14	121
2001	1	20	2	1	2	25
2002	1					1
Totals	3,300	1,489	2,188	2,082	1,167	8,201
Average Age	1969	1989	1970	1973	1975	1975
Percent of Collection	1.82%	1.10%	1.84%	1.75%	1.93%	1.60%

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		8	1	3
1900-1909	15		8	6	2
1910-1919	28		7	1	4
1920-1929	50		23	8	2
1930-1939	55		42	13	12
1940-1949	71	1	50	25	17
1950-1959	266	4	115	86	30
1960-1969	398	20	177	187	54
1970-1974	155	38	181	152	60
1975-1979	259	103	171	110	90
1980-1984	212	69	131	141	96
1985-1989	175	134	44	194	42
1990-1994	149	263	63	97	49
1995	23	57	19	18	12
1996	27	67	23	11	18
1997	23	70	21	11	24
1998	31	66	23	16	19
1999	29	79	23	16	10
2000	12	50	10	3	8
2001	1	10	1	1	1
2002	1
Totals	1,994	1,031	1,140	1,097	553
Average Age	1970	1990	1970	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	703	43	108	38	3	4	899
APL Items	238	3,385	139	129	32	0	3,923
HSU Items	28	24	574	22	0	10	658
McM Items	32	15	20	165	0	4	236
HPU Items	3	2	6	3	0	166	180
Totals	1,004	3,469	847	357	35	184	5,896

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			5			5
1900-1909	3			1		4
1910-1919	2					2
1920-1929	5		1		2	8
1930-1939	6		6	1	2	15
1940-1949	13		13	1	4	31
1950-1959	53	20	37	12	11	133
1960-1969	106	58	95	34	29	322
1970-1974	60	78	60	11	14	223
1975-1979	104	128	98	21	10	361
1980-1984	104	149	86	24	30	393
1985-1989	93	287	36	49	19	484
1990-1994	179	602	88	38	26	933
1995	26	301	28	5	4	364
1996	33	254	38	2	9	336
1997	24	320	20	3	9	376
1998	37	509	15	4	4	569
1999	39	547	23	22	4	635
2000	12	603	9	6	3	633
2001		67		2		69
2002
Totals	899	3,923	658	236	180	5,896
Percent of Circulation	1.88%	1.11%	2.71%	1.87%	2.52%	1.32%

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
381	21	205	32	39

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