History -- Americas

Volume, Title, and Unique Books data collected on May 31, 2018.
Circulation statistics for the ALC fiscal year ending May 31, 2018.

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	441	51	113	140	151	896
1900-1909	384	113	158	157	110	922
1910-1919	281	44	175	105	96	701
1920-1929	454	47	305	285	172	1,264
1930-1939	437	88	430	372	214	1,541
1940-1949	717	126	646	649	358	2,499
1950-1959	1,541	252	1,071	1,365	429	4,671
1960-1969	2,100	770	2,012	3,026	944	8,875
1970-1974	670	621	923	1,548	508	4,294
1975-1979	636	917	518	779	351	3,215
1980-1984	438	1,057	361	781	320	2,980
1985-1989	431	1,200	371	928	327	3,277
1990-1994	417	1,404	332	707	385	3,266
1995-1999	445	1,166	269	622	445	2,961
2000-2004	484	1,204	325	472	349	2,843
2005-2009	315	1,244	263	225	298	2,354
2010-2014	108	564	265	10	157	1,108
2015	6	66	66	1	7	146
2016	7	55	43		14	119
2017	13	77	33	1	3	127
2018	2	31	4			37
Totals	10,345	11,191	8,755	12,176	5,652	48,297
Average Age	1961	1987	1967	1969	1970	1971
Percent of Collection	2.95%	3.30%	4.85%	8.67%	6.82%	4.40%

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	293	44	87	112	102	597
1900-1909	200	66	95	118	78	448
1910-1919	170	28	145	85	72	430
1920-1929	276	37	223	176	132	654
1930-1939	321	72	348	267	181	911
1940-1949	538	84	577	479	314	1,392
1950-1959	1,099	211	860	981	345	2,300
1960-1969	1,581	584	1,698	2,485	878	5,111
1970-1974	575	409	788	1,347	440	2,770
1975-1979	538	651	460	674	332	2,104
1980-1984	393	739	327	695	306	1,930
1985-1989	360	869	351	834	318	2,184
1990-1994	360	1,094	297	644	369	2,308
1995-1999	384	940	265	578	405	2,166
2000-2004	364	935	304	455	323	1,971
2005-2009	265	1,025	217	221	278	1,761
2010-2014	95	339	227	9	155	745
2015	6	43	65	1	7	118
2016	7	40	43		14	100
2017	11	49	33	1	3	93
2018	2	13	4			18
Totals	7,856	8,326	7,479	10,164	5,063	30,250
Average Age	1964	1988	1968	1970	1972	1974
Percent of Collection	2.85%	3.85%	4.61%	8.05%	6.71%	4.08%

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	221	37	58	72	67
1900-1909	120	52	42	57	34
1910-1919	90	20	93	47	42
1920-1929	146	23	122	71	54
1930-1939	174	53	173	107	85
1940-1949	234	52	239	149	111
1950-1959	421	121	287	255	68
1960-1969	653	331	544	915	304
1970-1974	278	249	338	712	180
1975-1979	289	423	240	321	155
1980-1984	193	499	130	337	127
1985-1989	178	602	149	411	122
1990-1994	188	771	159	350	173
1995-1999	215	669	147	311	215
2000-2004	174	619	160	206	140
2005-2009	149	770	117	91	139
2010-2014	52	185	159	3	99
2015	5	29	54		4
2016	6	28	36		9
2017	6	32	27		3
2018	2	8	3
Totals	3,808	5,594	3,325	4,416	2,139
Average Age	1963	1988	1970	1972	1974

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	141	79	31	5	0	9	265
APL Items	26	1,159	33	26	0	0	1,244
HSU Items	24	20	263	4	0	5	316
McM Items	18	44	29	61	0	3	155
HPU Items	8	1	11	1	0	270	291
Totals	217	1,303	367	97	0	287	2,271

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	8	2	8			18
1900-1909	4		3		1	8
1910-1919			2		3	5
1920-1929	5	2	15	1	5	28
1930-1939	4	2	7	2	4	19
1940-1949	9	2	8	4	10	33
1950-1959	21	5	26	7	9	68
1960-1969	28	25	40	24	33	150
1970-1974	10	29	18	18	19	94
1975-1979	13	21	15	1	31	81
1980-1984	13	18	16	15	26	88
1985-1989	13	23	19	15	19	89
1990-1994	21	61	27	18	18	145
1995-1999	24	74	16	16	36	166
2000-2004	43	117	24	19	22	225
2005-2009	24	147	13	15	34	235
2010-2014	16	150	38		18	222
2015	2	65	3			70
2016	2	50	5		1	58
2017	3	336	4			343
2018		83	1			84
Totals	263	1,212	308	155	289	2,229
Percent of Circulation	1.26%	0.25%	2.51%	4.99%	10.19%	0.42%

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
54	523	23	87	121

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