Chemistry

Volume, Title, and Unique Books data collected on May 31, 2017.
Circulation statistics for the ALC fiscal year ending May 31, 2017.

Volume Count and Average Age

Counts and average ages of volumes (individual barcoded items) in Chemistry. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1400-1699
1700-1799
1800-1899	6		4		1	11
1900-1909	3		2	3		8
1910-1919	4		3	1	1	9
1920-1929	5		22	14	13	54
1930-1939	37		36	22	4	99
1940-1949	73		61	150	63	347
1950-1959	232	1	96	266	46	641
1960-1969	393	4	176	621	87	1,281
1970-1974	583	2	90	247	108	1,030
1975-1979	131	3	32	173	49	388
1980-1984	87	3	31	126	61	308
1985-1989	65		20	122	25	232
1990-1994	83	12	33	43	36	207
1995-1999	93	18	46	38	15	210
2000-2004	104	29	8	14	13	168
2005-2009	21	23	29	9	20	102
2010-2014	17	13	17	1	3	51
2015		2	2			4
2016	3					3
2017
Totals	1,941	116	716	1,850	545	5,168
Average Age	1972	2000	1968	1968	1971	1970
Percent of Collection	0.56%	0.04%	0.40%	1.32%	0.66%	0.48%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1400-1699
1700-1799
1800-1899	6		4		1	11
1900-1909	2		2	1		5
1910-1919	4		3	1	1	8
1920-1929	5		16	4	4	27
1930-1939	16		32	19	3	64
1940-1949	36		48	55	11	125
1950-1959	132	1	60	138	24	277
1960-1969	280	3	155	531	57	818
1970-1974	156	2	74	222	64	438
1975-1979	91	3	30	158	47	287
1980-1984	69	1	30	118	59	227
1985-1989	53		17	117	25	181
1990-1994	64	11	33	39	36	151
1995-1999	76	14	45	37	12	158
2000-2004	58	27	8	14	13	111
2005-2009	17	21	29	9	19	88
2010-2014	16	8	14	1	3	42
2015		1	2			3
2016	3					3
2017
Totals	1,085	98	610	1,464	379	3,038
Average Age	1973	2000	1970	1970	1977	1973
Percent of Collection	0.40%	0.05%	0.38%	1.16%	0.51%	0.42%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1400-1699
1700-1799
1800-1899	6		4		1
1900-1909	1		2
1910-1919	4		2	1
1920-1929	4		14	2	3
1930-1939	9		27	14	1
1940-1949	21		33	30	2
1950-1959	79	1	23	79	9
1960-1969	137	2	71	362	20
1970-1974	78	2	39	154	39
1975-1979	52	2	16	119	33
1980-1984	37		10	81	37
1985-1989	31		5	89	15
1990-1994	46	6	25	24	16
1995-1999	55	4	32	23	6
2000-2004	41	24	7	9	5
2005-2009	15	16	27	5	13
2010-2014	15	5	13	1	3
2015			2
2016	3
2017
Totals	635	67	358	993	203
Average Age	1975	2000	1971	1971	1979

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	17	0	0	0	0	0	17
APL Items	3	73	0	0	0	0	76
HSU Items	0	1	2	3	0	0	6
McM Items	0	0	0	2	0	0	2
HPU Items	0	0	0	0	0	1	1
Totals	20	74	2	5	0	1	102

Circulation by Item Age

A count of charges and renewals for Chemistry, 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
1900-1909
1910-1919
1920-1929
1930-1939
1940-1949
1950-1959
1960-1969	9	2	1	1		13
1970-1974	1					1
1975-1979	1					1
1980-1984	1	3				4
1985-1989	4					4
1990-1994	1	3				4
1995-1999		3				3
2000-2004
2005-2009		19	2	1	1	23
2010-2014		25				25
2015		1	2			3
2016
2017
Totals	17	56	5	2	1	81
Percent of Circulation	0.08%	0.01%	0.04%	0.07%	0.04%	0.02%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
2	2	5	1	0

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