Naval Science

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 Naval Science. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	3		1			4
1900-1909	1					1
1910-1919	1					1
1920-1929	2			2		4
1930-1939	6	1	1	4	3	15
1940-1949	15		5	1	2	23
1950-1959	14	3	2	6	2	27
1960-1969	32	11	9	13	2	67
1970-1974	13	18	4	4		39
1975-1979	7	26	6	3	4	46
1980-1984	13	28	13	11	3	68
1985-1989	4	24	6	9	2	45
1990-1994	8	44	3	4	1	60
1995	1	9		1	1	12
1996	2	3	1	1	1	8
1997		13		1		14
1998	1	4		1		6
1999		8		1		9
2000		5				5
2001		7				7
2002		2				2
Totals	123	206	51	62	21	463
Average Age	1964	1986	1971	1972	1969	1976
Percent of Collection	0.06%	0.12%	0.04%	0.05%	0.03%	0.06%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	3		1			4
1900-1909	1					1
1910-1919	1					1
1920-1929	2			2		4
1930-1939	6	1	1	4	3	14
1940-1949	14		5	1	2	21
1950-1959	13	3	2	6	2	25
1960-1969	27	11	9	13	2	58
1970-1974	11	16	4	4		32
1975-1979	7	26	6	3	4	41
1980-1984	13	25	13	9	3	61
1985-1989	3	21	6	9	2	39
1990-1994	8	40	3	3	1	52
1995	1	9		1	1	12
1996	1	3	1	1	1	6
1997		11		1		12
1998	1	2		1		4
1999		7		1		8
2000		5				5
2001		6				6
2002		1				1
Totals	112	187	51	59	21	407
Average Age	1963	1985	1971	1971	1969	1975
Percent of Collection	0.06%	0.14%	0.04%	0.05%	0.03%	0.08%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	3		1
1900-1909	1
1910-1919	1
1920-1929	2			2
1930-1939	4	1	1	3	2
1940-1949	10		4	1	2
1950-1959	11	3	2	5	1
1960-1969	19	8	8	10	1
1970-1974	7	12	3	4
1975-1979	5	23	4	1	2
1980-1984	11	22	11	6	3
1985-1989	2	17	6	7	1
1990-1994	6	35	3	1	1
1995	1	9		1	1
1996		3	1	1
1997		9		1
1998	1	1		1
1999		6
2000		5
2001		5
2002
Totals	84	159	44	44	14
Average Age	1962	1985	1971	1970	1969

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	4	0	0	0	0	0	4
APL Items	8	231	8	10	0	0	257
HSU Items	0	0	1	0	0	0	1
McM Items	1	0	2	0	0	0	3
HPU Items	0	0	0	0	0	0	0
Totals	13	231	11	10	0	0	265

Circulation by Item Age

A count of charges and renewals for Naval Science, 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
1900-1909
1910-1919
1920-1929
1930-1939		1				1
1940-1949	1					1
1950-1959		1				1
1960-1969		3				3
1970-1974		12				12
1975-1979		20				20
1980-1984	1	22	1			24
1985-1989		30		1		31
1990-1994	2	58		2		62
1995		18				18
1996		5				5
1997		19				19
1998		13				13
1999		20				20
2000		10				10
2001		24				24
2002		1				1
Totals	4	257	1	3	0	265
Percent of Circulation	0.01%	0.07%	0.00%	0.03%	0%	0.06%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
6	0	0	2	0

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