Psychology

Volume, Title, and Unique Books data collected on May 31, 2005.
Circulation statistics for the ALC fiscal year ending May 31, 2005.

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	26		7	2	3	38
1900-1909	45	1	7	31	3	87
1910-1919	41		7	2	5	55
1920-1929	68		22	14	8	112
1930-1939	87		31	26	21	165
1940-1949	136	5	59	57	38	295
1950-1959	515	9	171	268	102	1,065
1960-1969	926	47	405	536	213	2,127
1970-1974	424	57	309	275	134	1,199
1975-1979	477	130	302	233	153	1,295
1980-1984	457	104	240	281	166	1,248
1985-1989	380	245	121	300	110	1,156
1990-1994	307	445	137	148	104	1,141
1995	45	138	32	35	19	269
1996	51	137	41	17	37	283
1997	53	134	54	18	41	300
1998	70	157	64	23	29	343
1999	57	205	76	30	30	398
2000	47	177	42	13	30	309
2001	48	149	56	12	21	286
2002	29	149	23	4	21	226
2003	19	127	26	1	19	192
2004	19	103	5	5	9	141
Totals	4,327	2,519	2,237	2,331	1,316	12,730
Average Age	1971	1994	1976	1973	1977	1977
Percent of Collection	1.69%	1.07%	1.50%	1.70%	1.78%	1.49%

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	24		7	2	3	34
1900-1909	20	1	7	8	3	38
1910-1919	36		6	2	5	48
1920-1929	64		19	14	4	93
1930-1939	83		29	24	20	133
1940-1949	127	5	58	56	37	222
1950-1959	463	9	159	223	100	719
1960-1969	855	41	375	505	202	1,413
1970-1974	336	54	294	266	132	877
1975-1979	427	125	286	223	152	1,004
1980-1984	355	93	237	263	161	905
1985-1989	292	203	118	289	102	846
1990-1994	248	383	126	138	96	879
1995	41	112	32	30	19	215
1996	47	107	41	16	37	221
1997	42	110	54	18	41	237
1998	50	122	61	23	26	259
1999	47	147	72	30	29	279
2000	30	121	34	13	23	199
2001	36	98	51	12	18	188
2002	22	108	21	4	21	158
2003	15	89	15	1	19	132
2004	15	82	5	5	9	111
Totals	3,675	2,010	2,107	2,165	1,259	9,210
Average Age	1971	1993	1976	1974	1977	1978
Percent of Collection	1.78%	1.20%	1.60%	1.76%	1.90%	1.55%

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	20		6	1	3
1900-1909	17	1	6	7	2
1910-1919	31		5	2	4
1920-1929	58		15	9	2
1930-1939	63		19	12	12
1940-1949	82	2	27	23	18
1950-1959	287	2	69	95	35
1960-1969	434	15	125	206	57
1970-1974	170	33	177	162	64
1975-1979	265	81	180	118	92
1980-1984	198	54	142	149	99
1985-1989	189	140	55	199	40
1990-1994	152	302	84	98	52
1995	27	80	27	17	11
1996	28	79	32	11	18
1997	19	87	40	12	23
1998	23	85	50	15	17
1999	25	95	47	16	7
2000	14	72	23	4	12
2001	20	66	33	4	7
2002	13	70	10		7
2003	8	62	12		14
2004	7	67	3	3	8
Totals	2,150	1,393	1,187	1,163	604
Average Age	1969	1993	1978	1975	1978

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	550	36	71	11	3	4	675
APL Items	253	3,814	112	69	138	1	4,387
HSU Items	75	30	357	7	3	5	477
McM Items	63	10	25	72	0	8	178
HPU Items	4	0	19	11	0	124	158
Totals	945	3,890	584	170	144	142	5,875

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, 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	5		3	2		10
1910-1919			2		2	4
1920-1929	2		1			3
1930-1939	5		2	3		10
1940-1949	4	2	11		2	19
1950-1959	20	12	12	6	14	64
1960-1969	66	32	35	20	15	168
1970-1974	48	41	29	10	7	135
1975-1979	65	86	45	13	17	226
1980-1984	82	78	51	21	19	251
1985-1989	72	224	31	18	4	349
1990-1994	116	491	43	33	9	692
1995	20	213	13	9	6	261
1996	28	229	19		7	283
1997	6	179	22	7	12	226
1998	27	387	33	10	6	463
1999	31	389	30	17	5	472
2000	18	427	24		11	480
2001	13	309	41	6		369
2002	20	396	15	3	11	445
2003	22	398	13		11	444
2004	5	494	1			500
Totals	675	4,387	477	178	158	5,875
Percent of Circulation	1.77%	0.64%	1.96%	1.93%	2.55%	0.77%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
215	1	122	35	32

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