Astronomy

Volume, Title, and Unique Books data collected on June 4, 2002.
Circulation statistics for the ALC fiscal year ending May 31, 2002.

Volume Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	4		1	5	2	12
1900-1909	5	3			2	10
1910-1919	4		2	1	1	8
1920-1929	4	1	3	1		9
1930-1939	9		3		1	13
1940-1949	15	1	9		1	26
1950-1959	53	10	17	23	9	112
1960-1969	146	46	47	84	5	328
1970-1974	57	31	26	37	6	157
1975-1979	65	58	37	57	14	231
1980-1984	62	33	48	86	14	243
1985-1989	45	53	55	101	18	272
1990-1994	54	112	63	41	15	285
1995	6	17	10	17	3	53
1996	9	12	6	16	3	46
1997	7	28	16	9	4	64
1998	2	23	14	14	4	57
1999	5	21	1	17	8	52
2000	2	9		9	13	33
2001	3	7			1	11
2002
Totals	557	465	358	518	124	2,022
Average Age	1972	1985	1979	1980	1981	1979
Percent of Collection	0.27%	0.27%	0.26%	0.39%	0.18%	0.28%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	4		1	5	2	9
1900-1909	5	1			2	8
1910-1919	4		2	1	1	8
1920-1929	4	1	3	1		6
1930-1939	9		3		1	13
1940-1949	15	1	9		1	25
1950-1959	51	10	17	19	9	86
1960-1969	139	45	44	78	5	262
1970-1974	57	31	26	36	6	131
1975-1979	64	55	33	53	13	168
1980-1984	58	32	47	82	14	178
1985-1989	44	45	52	97	17	194
1990-1994	51	97	63	39	15	218
1995	6	17	10	17	3	40
1996	9	12	6	16	3	33
1997	7	24	16	9	4	46
1998	2	19	14	14	2	41
1999	5	18	1	17	8	34
2000	1	8		9	13	22
2001	3	7			1	11
2002
Totals	538	423	347	493	120	1,533
Average Age	1972	1985	1979	1980	1980	1978
Percent of Collection	0.30%	0.33%	0.29%	0.41%	0.19%	0.30%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	3			3	1
1900-1909	5				2
1910-1919	4		2	1	1
1920-1929	1		2
1930-1939	9		3		1
1940-1949	15		8		1
1950-1959	40	5	12	8	4
1960-1969	107	32	19	45	2
1970-1974	45	21	16	22	2
1975-1979	40	32	18	27	3
1980-1984	36	14	26	51	5
1985-1989	30	23	25	55	4
1990-1994	33	60	42	18	2
1995	5	12	5	7
1996	3	6	4	9
1997	5	12	11	4
1998	1	9	6	8	1
1999	2	12		6
2000		6		2	5
2001	3	7			1
2002
Totals	387	251	199	266	35
Average Age	1970	1985	1979	1979	1968

Total Circulation

A count of charges and renewals for Astronomy. This count only includes circulation of bound monographs.

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	21	9	2	2	0	0	34
APL Items	7	296	7	17	1	0	328
HSU Items	4	1	13	2	0	0	20
McM Items	7	3	2	127	0	0	139
HPU Items	0	0	1	1	0	5	7
Totals	39	309	25	149	1	5	528

Circulation by Item Age

A count of charges and renewals for Astronomy, broken down by item age and item owner. This count only includes circulation of bound monographs, 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		2				2
1910-1919
1920-1929		2				2
1930-1939
1940-1949	2	1				3
1950-1959	1	1		5		7
1960-1969	8	7		14		29
1970-1974	1	9		4		14
1975-1979	2	9	1	15		27
1980-1984	6	14	2	19		41
1985-1989	2	28	5	30	2	67
1990-1994	5	79	9	14		107
1995		27	1	7		35
1996	5	11	1	14		31
1997	1	40		1		42
1998		21	1	5	1	28
1999	1	42		5	3	51
2000		14		5	1	20
2001		21				21
2002
Totals	34	328	20	139	7	528
Percent of Circulation	0.08%	0.09%	0.09%	1.18%	0.12%	0.12%

Non-Circulating Use

A count of Non-Circulating usage for Astronomy (as recorded by the circulation "NC" command). This count only includes bound monographs.

ACU	APL	HSU	McM	HPU
28	0	5	13	0

Return to Index