History -- Americas

Volume, Title, and Unique Books data collected on May 31, 2012. (Revised Aug 30, 2012)
Circulation statistics for the ALC fiscal year ending May 31, 2012.

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
1400-1699			1			1
1700-1799	1					1
1800-1899	419	51	113	140	154	877
1900-1909	383	113	158	157	110	921
1910-1919	275	44	179	105	97	700
1920-1929	451	47	335	286	173	1,293
1930-1939	431	92	450	372	216	1,561
1940-1949	714	133	653	649	367	2,519
1950-1959	1,517	283	1,087	1,364	432	4,695
1960-1969	2,068	877	2,040	3,033	951	8,987
1970-1974	658	650	948	1,556	515	4,344
1975-1979	623	984	524	784	354	3,274
1980-1984	439	1,084	371	784	314	3,006
1985-1989	410	1,230	375	933	328	3,283
1990-1994	394	1,455	323	711	386	3,272
1995-1999	408	1,220	263	623	445	2,962
2000-2004	462	1,161	309	474	344	2,750
2005	58	249	33	95	52	487
2006	73	291	63	84	89	600
2007	60	328	42	25	48	503
2008	56	253	49	14	74	446
2009	37	179	49	6	29	300
2010	31	132	40	3	40	246
2011	20	130	43	2	35	230
2012	3	55	1		2	61
Totals	9,991	11,041	8,449	12,200	5,555	47,319
Average Age	1960	1986	1964	1969	1969	1970
Percent of Collection	3.14%	3.52%	4.82%	8.65%	6.78%	4.58%

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
1400-1699			1			1
1700-1799	1					1
1800-1899	276	44	88	112	105	585
1900-1909	199	66	95	118	78	447
1910-1919	166	28	147	85	73	429
1920-1929	274	36	228	177	133	658
1930-1939	317	74	360	267	183	920
1940-1949	536	90	580	479	317	1,394
1950-1959	1,087	228	869	981	348	2,298
1960-1969	1,559	656	1,703	2,491	884	5,110
1970-1974	569	442	799	1,354	447	2,778
1975-1979	529	740	463	679	334	2,136
1980-1984	387	761	337	698	301	1,928
1985-1989	342	906	354	839	320	2,196
1990-1994	341	1,155	288	648	370	2,316
1995-1999	359	973	259	579	403	2,176
2000-2004	345	880	288	457	318	1,894
2005	46	197	27	93	50	352
2006	61	248	44	82	74	441
2007	57	257	38	25	48	386
2008	46	186	43	14	72	319
2009	28	119	39	6	29	200
2010	29	73	36	2	40	161
2011	20	79	31	2	35	149
2012	3	32	1		2	37
Totals	7,577	8,270	7,118	10,188	4,964	29,312
Average Age	1963	1986	1965	1970	1971	1972
Percent of Collection	2.98%	4.10%	4.56%	8.04%	6.67%	4.20%

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
1400-1699			1
1700-1799	1
1800-1899	208	37	61	72	70
1900-1909	119	52	42	57	34
1910-1919	87	20	93	47	43
1920-1929	145	23	124	71	54
1930-1939	170	53	179	108	85
1940-1949	231	52	240	148	111
1950-1959	404	119	289	253	68
1960-1969	621	332	537	903	306
1970-1974	266	260	333	701	179
1975-1979	249	465	236	314	145
1980-1984	184	515	128	328	123
1985-1989	165	631	150	409	121
1990-1994	170	812	149	329	157
1995-1999	199	700	145	291	198
2000-2004	161	571	152	207	140
2005	26	146	13	39	23
2006	34	191	17	34	35
2007	24	202	20	14	23
2008	36	126	22	4	36
2009	14	80	27	1	16
2010	17	36	26	1	27
2011	15	45	16		21
2012	2	20			2
Totals	3,548	5,488	3,000	4,331	2,017
Average Age	1961	1987	1965	1972	1972

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	250	64	35	10	0	13	372
APL Items	41	2,467	60	91	0	0	2,659
HSU Items	29	45	300	11	0	7	392
McM Items	38	65	80	261	0	7	451
HPU Items	7	0	36	7	0	74	124
Totals	365	2,641	511	380	0	101	3,998

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
1400-1699
1700-1799
1800-1899	2	3	8	10		23
1900-1909	6		7	3	1	17
1910-1919	2		6	2	1	11
1920-1929	5	3	8		3	19
1930-1939	8	4	12	3	2	29
1940-1949	17	18	18	14	2	69
1950-1959	37	53	17	28	3	138
1960-1969	48	155	57	52	15	327
1970-1974	17	89	32	53	6	197
1975-1979	21	157	15	23	7	223
1980-1984	16	89	18	32	10	165
1985-1989	10	136	25	44	5	220
1990-1994	32	270	30	60	13	405
1995-1999	33	207	21	40	16	317
2000-2004	62	251	44	48	17	422
2005	2	78	8	19	2	109
2006	9	66	12	13	3	103
2007	13	96	8	5	2	124
2008	4	114	9	1	9	137
2009	6	56	14	1	1	78
2010	19	176	14		6	215
2011	3	576	8			587
2012		62	1			63
Totals	372	2,659	392	451	124	3,998
Percent of Circulation	1.43%	0.41%	2.00%	10.51%	5.17%	0.57%

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
65	14	118	204	32

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