Microbiology

Volume, Title, and Unique Books data collected on June 27, 2001.
Circulation statistics for the ALC fiscal year ending May 31, 2001.

Volume Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	5					5
1900-1909	2					2
1910-1919	5					5
1920-1929	14		2		1	17
1930-1939	8			2		10
1940-1949	19	2	1	2		24
1950-1959	72	1	2	10		85
1960-1969	114	17	30	33	1	195
1970-1974	41	13	26	22	1	103
1975-1979	44	12	28	10	6	100
1980-1984	29	2	20	23	12	86
1985-1989	37	3	10	18	2	70
1990-1994	35	31	8	8	5	87
1995	6	6	1	7		20
1996	17	6	2	1	3	29
1997	10	7	2			19
1998	6	12	1	2	1	22
1999	3	14	1	1	1	20
2000	1	6		2	4	13
2001		1		1		2
2002
Totals	468	133	134	142	37	914
Average Age	1969	1986	1976	1976	1985	1974
Percent of Collection	0.22%	0.07%	0.10%	0.11%	0.06%	0.13%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	5					5
1900-1909	2					2
1910-1919	5					5
1920-1929	12		2		1	13
1930-1939	7			2		9
1940-1949	15	2	1	2		19
1950-1959	66	1	2	7		71
1960-1969	99	17	29	29	1	147
1970-1974	40	13	23	20	1	82
1975-1979	43	12	27	10	6	95
1980-1984	23	2	16	19	9	60
1985-1989	34	3	10	17	2	63
1990-1994	27	28	8	7	5	67
1995	5	6	1	7		19
1996	17	5	2	1	3	27
1997	10	7	2			19
1998	6	9	1	2	1	18
1999	3	13	1	1	1	17
2000	1	5		2	1	9
2001		1		1		2
2002
Totals	420	124	125	127	31	749
Average Age	1969	1986	1975	1976	1984	1974
Percent of Collection	0.23%	0.09%	0.10%	0.11%	0.05%	0.15%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	4
1900-1909	2
1910-1919	5
1920-1929	9		1
1930-1939	4			2
1940-1949	8	1	1	2
1950-1959	49		1	1
1960-1969	60	8	17	9	1
1970-1974	28	9	13	10	1
1975-1979	39	9	19	8	6
1980-1984	15	1	9	15	2
1985-1989	22	2	9	14	1
1990-1994	17	12	4	4	2
1995	2	4	1	6
1996	14	4	2		2
1997	7	5	2
1998	4	4	1	2
1999	2	8	1
2000	1	2		2
2001		1		1
2002
Totals	292	70	81	76	15
Average Age	1969	1986	1977	1980	1982

Total Circulation

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

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	14	1	1	2	0	0	18
APL Items	2	114	1	1	0	0	118
HSU Items	0	0	14	0	0	0	14
McM Items	0	1	0	16	0	0	17
HPU Items	0	0	0	0	0	2	2
Totals	16	116	16	19	0	2	169

Circulation by Item Age

A count of charges and renewals for Microbiology, 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	1					1
1910-1919
1920-1929	2					2
1930-1939
1940-1949		4				4
1950-1959	3	1				4
1960-1969	2	5	4			11
1970-1974	1	6	3			10
1975-1979	1	11	2			14
1980-1984	1		1	1	2	5
1985-1989	1	3	2	3		9
1990-1994	3	36	1	4		44
1995	1	5		2		8
1996		1		1		2
1997	1	10				11
1998	1	13	1	1		16
1999		11				11
2000		12		3		15
2001				2		2
2002
Totals	18	118	14	17	2	169
Percent of Circulation	0.04%	0.03%	0.06%	0.13%	0.03%	0.04%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
6	0	27	8	6

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