History -- Americas

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 History -- Americas. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699			1			1
1700-1799	1					1
1800-1899	405	47	135	140	155	882
1900-1909	373	123	174	172	110	952
1910-1919	261	43	184	106	97	691
1920-1929	436	45	342	288	172	1,283
1930-1939	413	92	448	375	216	1,544
1940-1949	695	139	669	660	367	2,530
1950-1959	1,503	286	1,094	1,414	425	4,722
1960-1969	2,087	905	2,049	3,197	946	9,184
1970-1974	631	648	978	1,576	506	4,339
1975-1979	586	961	540	782	349	3,218
1980-1984	401	1,077	376	805	312	2,971
1985-1989	386	1,229	379	961	328	3,283
1990-1994	377	1,448	311	746	381	3,263
1995	63	308	44	132	83	630
1996	62	273	67	133	78	613
1997	63	196	42	133	99	533
1998	81	227	62	136	117	623
1999	83	240	62	92	60	537
2000	68	202	74	116	75	535
2001	95	201	64	83	49	492
2002	94	239	103	65	55	556
2003	114	223	115	66	80	598
2004	53	232	65	85	66	501
2005	34	197	18	19	22	290
2006	8	51	13	5		77
Totals	9,373	9,632	8,409	12,287	5,148	44,849
Average Age	1958	1982	1963	1968	1966	1968
Percent of Collection	3.53%	3.94%	5.50%	8.88%	6.86%	5.12%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699			1			1
1700-1799	1					1
1800-1899	264	40	92	112	106	574
1900-1909	195	66	103	120	78	453
1910-1919	160	27	152	86	73	428
1920-1929	261	35	234	180	132	648
1930-1939	306	74	360	275	183	917
1940-1949	525	90	591	491	317	1,403
1950-1959	1,080	230	882	1,029	345	2,326
1960-1969	1,578	670	1,716	2,648	880	5,272
1970-1974	546	445	817	1,368	444	2,775
1975-1979	510	745	473	685	329	2,131
1980-1984	354	754	342	718	299	1,910
1985-1989	322	902	358	868	319	2,195
1990-1994	333	1,155	281	683	365	2,338
1995	60	228	44	117	73	440
1996	52	224	65	125	62	452
1997	54	165	40	121	92	408
1998	74	181	62	128	112	467
1999	72	198	62	91	57	400
2000	56	162	69	115	69	390
2001	69	159	64	83	47	347
2002	78	169	101	64	53	404
2003	86	160	102	54	69	420
2004	52	186	62	82	65	373
2005	26	174	15	19	20	236
2006	6	42	13	5		63
Totals	7,120	7,281	7,101	10,267	4,589	27,772
Average Age	1961	1983	1964	1969	1968	1970
Percent of Collection	3.35%	4.19%	5.25%	8.28%	6.81%	4.56%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699			1
1700-1799	1
1800-1899	199	34	64	73	70
1900-1909	115	52	48	58	34
1910-1919	85	19	95	44	43
1920-1929	133	21	125	72	53
1930-1939	161	53	182	114	85
1940-1949	225	51	249	156	111
1950-1959	395	117	292	285	70
1960-1969	638	338	542	1,016	305
1970-1974	250	260	345	717	180
1975-1979	235	464	244	318	142
1980-1984	164	508	136	341	121
1985-1989	150	626	152	420	120
1990-1994	157	812	151	348	157
1995	26	156	28	60	30
1996	25	164	41	58	28
1997	24	123	19	67	50
1998	42	125	42	62	64
1999	36	138	32	36	27
2000	34	107	40	53	31
2001	31	102	29	38	22
2002	43	105	59	29	29
2003	39	107	64	26	37
2004	25	119	35	35	26
2005	21	147	7	8	8
2006	3	31	13	3
Totals	3,257	4,779	3,035	4,437	1,843
Average Age	1959	1984	1964	1971	1968

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	693	56	55	18	0	5	827
APL Items	236	1,871	136	90	7	0	2,340
HSU Items	90	70	737	27	0	14	938
McM Items	135	85	114	393	0	11	738
HPU Items	27	0	23	9	0	142	201
Totals	1,181	2,082	1,065	537	7	172	5,044

Circulation by Item Age

A count of charges and renewals for History -- Americas, 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	12	1	9	4	4	30
1900-1909	14		1	2	2	19
1910-1919	8		12	13		33
1920-1929	17	1	14	5	3	40
1930-1939	14	5	27	19	1	66
1940-1949	27	2	48	14	9	100
1950-1959	83	25	66	56	7	237
1960-1969	168	93	175	103	26	565
1970-1974	33	71	98	90	11	303
1975-1979	41	85	71	31	20	248
1980-1984	51	67	58	56	10	242
1985-1989	50	106	62	94	6	318
1990-1994	66	286	69	67	22	510
1995	12	79	6	28	3	128
1996	12	74	18	11	2	117
1997	12	54	10	14	7	97
1998	25	81	25	27	20	178
1999	11	56	18	16	6	107
2000	14	81	34	16	5	150
2001	27	100	23	15	2	167
2002	31	146	27	22	10	236
2003	54	147	36	13	6	256
2004	26	283	26	21	12	368
2005	19	429	5	1	7	461
2006		68				68
Totals	827	2,340	938	738	201	5,044
Percent of Circulation	2.16%	0.36%	4.07%	9.00%	4.08%	0.69%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
141	0	237	146	29

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