Literature -- American

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 Literature -- American. This count only includes bound monographic materials.

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	118	2	250	121	259	750
1900-1909	133	1	216	137	228	715
1910-1919	168	2	202	128	170	670
1920-1929	279	4	327	184	168	962
1930-1939	330	27	451	279	270	1,357
1940-1949	495	18	762	492	337	2,104
1950-1959	845	80	878	737	284	2,824
1960-1969	1,899	403	1,476	1,895	563	6,236
1970-1974	693	254	498	923	249	2,617
1975-1979	556	298	514	818	214	2,400
1980-1984	598	236	497	1,089	226	2,646
1985-1989	536	460	524	1,269	283	3,072
1990-1994	609	552	432	781	397	2,771
1995	103	121	95	166	70	555
1996	90	139	78	152	51	510
1997	93	94	110	114	75	486
1998	110	90	76	105	67	448
1999	71	83	73	110	65	402
2000	74	94	36	115	41	360
2001	36	60	18	39	11	164
2002	4	5		1	1	11
Totals	7,840	3,023	7,513	9,656	4,029	32,061
Average Age	1965	1983	1960	1971	1957	1967
Percent of Collection	3.75%	1.73%	5.45%	7.27%	5.87%	4.43%

Title Count and Average Age

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

	ACU	APL	HSU	McM	HPU	ALC
1600-1699
1700-1799
1800-1899	91	1	150	74	144	436
1900-1909	114	1	165	100	204	526
1910-1919	133	2	157	95	148	466
1920-1929	237	4	295	150	166	707
1930-1939	290	21	380	236	266	915
1940-1949	436	17	684	405	325	1,379
1950-1959	722	74	773	636	278	1,736
1960-1969	1,589	365	1,317	1,721	530	3,711
1970-1974	653	226	480	863	234	1,896
1975-1979	511	272	497	789	203	1,647
1980-1984	544	208	479	1,056	211	1,795
1985-1989	487	406	511	1,236	281	2,104
1990-1994	569	485	429	754	386	2,036
1995	98	107	95	163	70	419
1996	89	121	75	150	51	415
1997	91	77	109	111	74	383
1998	106	75	74	105	66	349
1999	70	71	73	109	65	324
2000	72	72	36	107	41	276
2001	36	50	15	39	10	138
2002	4	5		1	1	11
Totals	6,942	2,660	6,794	8,901	3,754	21,670
Average Age	1966	1983	1962	1973	1960	1968
Percent of Collection	3.84%	2.05%	5.60%	7.42%	6.06%	4.24%

Unique Books Count and Average Age

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

	ACU	APL	HSU	McM	HPU
1600-1699
1700-1799
1800-1899	70		116	48	114
1900-1909	77		111	72	156
1910-1919	85	1	96	57	104
1920-1929	140	1	187	79	97
1930-1939	165	11	203	88	138
1940-1949	205	6	357	130	136
1950-1959	322	25	332	197	68
1960-1969	634	115	478	618	138
1970-1974	376	108	244	491	95
1975-1979	224	105	205	396	75
1980-1984	245	79	147	564	61
1985-1989	217	164	184	650	75
1990-1994	286	249	236	393	134
1995	46	66	57	92	23
1996	50	76	54	85	25
1997	57	43	62	70	33
1998	60	39	53	58	29
1999	40	44	37	61	31
2000	44	43	22	57	17
2001	24	40	11	27	6
2002	3	5		1	1
Totals	3,370	1,220	3,192	4,234	1,556
Average Age	1965	1985	1959	1974	1951

Total Circulation

A count of charges and renewals for Literature -- American. This count only includes circulation of bound monographs.

	Patron System
	ACU	APL	HSU	McM	CJC	HPU	Total
ACU Items	1,570	122	199	62	9	2	1,964
APL Items	138	2,088	219	139	14	1	2,599
HSU Items	56	83	1,238	49	0	1	1,427
McM Items	72	99	87	967	2	3	1,230
HPU Items	13	3	19	14	0	176	225
Totals	1,849	2,395	1,762	1,231	25	183	7,445

Circulation by Item Age

A count of charges and renewals for Literature -- American, 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	17		4	3	6	30
1900-1909	10		8	11	3	32
1910-1919	9	6	8	3		26
1920-1929	25	1	13	8	4	51
1930-1939	37	18	28	11	3	97
1940-1949	64	1	41	17	8	131
1950-1959	121	58	96	58	15	348
1960-1969	355	264	247	170	36	1,072
1970-1974	160	151	93	95	25	524
1975-1979	146	161	85	96	5	493
1980-1984	147	151	146	168	15	627
1985-1989	227	366	195	218	27	1,033
1990-1994	267	434	194	164	51	1,110
1995	66	124	42	44	3	279
1996	53	124	47	28	3	255
1997	53	130	38	17	5	243
1998	60	107	53	24	7	251
1999	50	96	72	15	1	234
2000	72	169	13	47	8	309
2001	23	222	1	33		279
2002	1	6				7
Totals	1,963	2,589	1,424	1,230	225	7,431
Percent of Circulation	4.49%	0.71%	6.15%	10.41%	3.80%	1.66%

Non-Circulating Use

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

ACU	APL	HSU	McM	HPU
567	3	586	286	35

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