Technology (General)

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 Technology (General). This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899			1		6	7
1900-1909	2		4		9	15
1910-1919	2				3	5
1920-1929	3		1	1	12	17
1930-1939	8		2	2	1	13
1940-1949	18		3	5	7	33
1950-1959	18	2	7	17	6	50
1960-1969	25	4	16	19	7	71
1970-1974	21	6	18	15	7	67
1975-1979	28	12	24	24	7	95
1980-1984	25	11	16	42	3	97
1985-1989	27	11	24	29	14	105
1990-1994	24	27	18	24	11	104
1995		4	2	5	2	13
1996	2	4	4		3	13
1997	3	13	6	2	1	25
1998	1	6	6	1	3	17
1999	2	8	3	2	3	18
2000	3	7		1	1	12
2001		2	1			3
2002
Totals	212	117	156	189	106	780
Average Age	1972	1989	1977	1978	1959	1975
Percent of Collection	0.10%	0.07%	0.11%	0.14%	0.15%	0.11%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899			1		3	4
1900-1909	2		3		4	9
1910-1919	2				1	3
1920-1929	3		1	1	2	6
1930-1939	8		2	2	1	12
1940-1949	18		3	5	5	28
1950-1959	17	1	7	13	5	35
1960-1969	25	4	13	16	6	60
1970-1974	21	4	17	13	5	53
1975-1979	27	11	24	22	7	83
1980-1984	21	4	15	42	3	79
1985-1989	25	11	24	29	14	90
1990-1994	24	27	17	24	9	83
1995		4	2	5	2	13
1996	2	4	4		3	12
1997	3	9	6	2	1	20
1998	1	3	6	1	3	14
1999	2	6	3	2	3	16
2000	3	6		1	1	11
2001		2	1			3
2002
Totals	204	96	149	178	78	634
Average Age	1971	1989	1978	1979	1970	1977
Percent of Collection	0.11%	0.07%	0.12%	0.15%	0.13%	0.12%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899			1		1
1900-1909	2		2
1910-1919	2
1920-1929	1			1
1930-1939	5		1	2	1
1940-1949	13		2	3	2
1950-1959	11		5	4	3
1960-1969	22	3	8	10	4
1970-1974	19	2	12	7	3
1975-1979	23	8	18	15	4
1980-1984	18	3	9	33	2
1985-1989	20	8	15	21	9
1990-1994	20	17	8	17	3
1995		4	2	5	1
1996	2	4	2		2
1997	2	5	6	2
1998	1	1	5	1	3
1999	2	4	3	2	3
2000	3	5		1	1
2001		2	1
2002
Totals	166	66	100	124	42
Average Age	1972	1989	1978	1980	1978

Total Circulation

A count of charges and renewals for Technology (General). This count only includes circulation of bound monographs.

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	13	2	0	0	0	0	15
APL Items	7	72	0	0	0	0	79
HSU Items	1	0	13	0	0	0	14
McM Items	0	3	0	5	0	0	8
HPU Items	0	0	0	0	0	1	1
Totals	21	77	13	5	0	1	117

Circulation by Item Age

A count of charges and renewals for Technology (General), 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					1	1
1920-1929
1930-1939
1940-1949				1		1
1950-1959
1960-1969	3	2		2		7
1970-1974	2	1				3
1975-1979	1	6				7
1980-1984	7	1		2		10
1985-1989	1	7		2		10
1990-1994	1	12	1	1		15
1995		5	1			6
1996			3			3
1997		7	2			9
1998		8	6			14
1999		7				7
2000		14				14
2001		9	1			10
2002
Totals	15	79	14	8	1	117
Percent of Circulation	0.03%	0.02%	0.06%	0.07%	0.02%	0.03%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
4	0	4	2	0

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