Table 701.10.

Selected statistics on public school libraries/media centers, by level of school: Selected years, 1999-2000 through 2011-12

[Standard errors appear in parentheses]
Selected statistic	1999-2000		2003-04		2007-08								2011-12
					Total		Elementary		Secondary		Combined elementary/ secondary		Total		Elementary		Secondary		Combined elementary/ secondary
1	2		3		4		5		6		7		8		9		10		11
Number of schools with libraries/media centers	77,300	(421)	78,300	(548)	81,900	(634)	59,700	(492)	17,800	(414)	4,400	(239)	81,200	(510)	58,000	(418)	17,100	(357)	6,100		(373)
Average number of staff per library/media       center	1.89	(0.018)	1.76	(0.014)	1.72	(0.017)	1.65	(0.019)	2.04	(0.039)	1.42	(0.057)	1.77	(0.017)	1.72	(0.020)	1.93	(0.027)	1.76		(0.056)
Certified library/media specialists	0.81	(0.007)	0.79	(0.009)	0.78	(0.011)	0.73	(0.013)	0.98	(0.019)	0.66	(0.033)	0.90	(0.012)	0.88	(0.014)	0.99	(0.017)	0.88		(0.031)
Full-time	0.65	(0.007)	0.65	(0.009)	0.66	(0.010)	0.61	(0.012)	0.88	(0.018)	0.49	(0.032)	0.71	(0.010)	0.67	(0.012)	0.84	(0.017)	0.69		(0.029)
Part-time	0.16	(0.006)	0.14	(0.007)	0.13	(0.007)	0.13	(0.010)	0.10	(0.009)	0.18	(0.020)	0.20	(0.008)	0.21	(0.010)	0.15	(0.010)	0.19		(0.020)
Other professional staff	0.17	(0.007)	0.19	(0.008)	0.22	(0.010)	0.22	(0.013)	0.21	(0.021)	0.24	(0.027)	0.19	(0.007)	0.18	(0.009)	0.17	(0.014)	0.27		(0.026)
Full-time	0.12	(0.005)	0.13	(0.007)	0.13	(0.008)	0.13	(0.010)	0.14	(0.017)	0.15	(0.022)	0.12	(0.006)	0.11	(0.007)	0.13	(0.013)	0.16		(0.022)
Part-time	0.06	(0.004)	0.05	(0.005)	0.08	(0.007)	0.08	(0.009)	0.07	(0.013)	0.08	(0.017)	0.07	(0.005)	0.07	(0.007)	0.05	(0.005)	0.11		(0.014)
Other paid employees	0.91	(0.014)	0.78	(0.011)	0.72	(0.013)	0.70	(0.016)	0.86	(0.027)	0.51	(0.036)	0.68	(0.011)	0.66	(0.012)	0.76	(0.021)	0.61		(0.040)
Full-time	0.49	(0.008)	0.46	(0.009)	0.43	(0.013)	0.39	(0.016)	0.60	(0.022)	0.27	(0.028)	0.40	(0.008)	0.37	(0.009)	0.52	(0.017)	0.39		(0.031)
Part-time	0.41	(0.014)	0.33	(0.012)	0.29	(0.011)	0.31	(0.014)	0.26	(0.018)	0.24	(0.028)	0.28	(0.009)	0.29	(0.012)	0.24	(0.012)	0.22		(0.027)
Percent of libraries/media centers with       certain media equipment
Automated catalog	72.8	(0.69)	82.7	(0.66)	87.2	(0.71)	87.5	(0.94)	90.6	(1.08)	69.8	(2.88)	88.3	(0.49)	89.1	(0.60)	90.3	(0.78)	74.4		(2.16)
Automated circulation system	74.4	(0.65)	86.9	(0.61)	89.5	(0.68)	89.9	(0.87)	92.6	(0.98)	72.4	(3.15)	90.3	(0.47)	91.7	(0.59)	90.1	(0.75)	77.8		(2.17)
Media retrieval system1	—	(†)	—	(†)	34.9	(1.05)	35.9	(1.33)	35.1	(1.66)	20.6	(2.32)	32.5	(0.76)	33.6	(0.99)	32.3	(0.91)	22.4		(1.92)
Connection to Internet	90.1	(0.57)	95.1	(0.35)	96.7	(0.40)	96.5	(0.51)	98.6	(0.51)	91.6	(1.90)	95.9	(0.34)	96.2	(0.46)	97.3	(0.49)	89.6		(1.82)
Digital video disc (DVD) player/video       cassette recorder (VCR)	—	(†)	87.8	(0.60)	87.2	(0.77)	86.7	(1.02)	89.6	(1.00)	84.5	(2.20)	83.2	(0.76)	82.8	(0.98)	86.7	(0.76)	77.7		(2.00)
Disability assistance technologies,       such as TDD	—	(†)	11.9	(0.50)	23.9	(1.05)	23.0	(1.33)	26.4	(1.34)	25.9	(2.76)	31.0	(0.75)	29.9	(0.94)	34.3	(1.02)	31.9		(1.95)
Percent of libraries/media centers with       certain services
Students permitted to check out laptops	—	(†)	—	(†)	27.5	(1.02)	26.9	(1.27)	29.8	(1.34)	26.1	(2.57)	40.2	(0.69)	39.3	(0.85)	42.4	(1.08)	41.8		(2.67)
Staff permitted to check out laptops	—	(†)	—	(†)	45.9	(1.07)	45.2	(1.35)	50.1	(1.50)	38.5	(2.85)	54.3	(0.85)	53.9	(0.99)	55.5	(1.23)	54.2		(2.43)
Number of library computer workstations per       100 students	—	(†)	2.3	(0.04)	2.6	(0.05)	2.5	(0.07)	2.9	(0.06)	3.0	(0.17)	3.1	(0.05)	2.8	(0.06)	3.6	(0.08)	3.3		(0.23)
Number of holdings per 100 students at the       end of the school year2
Books (number of volumes)	1,803	(19.7)	1,891	(45.1)	2,015	(30.5)	2,316	(40.2)	1,432	(36.6)	2,439	(132.3)	2,188	(42.4)	2,570	(58.5)	1,474	(24.7)	2,066		(87.3)
Audio and video materials	59	(0.9)	80	(3.7)	90	(3.8)	93	(5.6)	81	(5.2)	107	(13.3)	81	(2.4)	85	(3.3)	71	(2.9)	97		(8.3)
Number of additions per 100 students during       the school year2
Books (number of volumes)	—	(†)	99.3	(2.08)	95.3	(2.21)	113.3	(3.26)	62.1	(2.67)	103.4	(7.41)	89.4	(3.47)	104.8	(5.45)	58.9	(2.08)	92.5		(6.54)
Audio and video materials	—	(†)	5.1	(0.19)	5.4	(0.49)	5.9	(0.77)	4.5	(0.41)	5.7	(0.84)	4.3	(0.37)	3.8	(0.32)	4.2	(0.70)	8.2	!	(3.28)
Expenditures for library/media materials       per pupil2 in current dollars
Total3	$23.37	(0.438)	$16.24	(0.322)	$16.11	(0.461)	$16.18	(0.591)	$15.90	(0.647)	$17.00	(1.216)	$16.00	(0.691)	$16.48	(1.099)	$14.80	(0.584)	$17.26		(1.215)
Books	9.97	(0.153)	10.99	(0.299)	11.40	(0.291)	11.99	(0.389)	10.26	(0.504)	12.10	(1.094)	10.28	(0.343)	10.73	(0.480)	9.41	(0.526)	10.27		(0.830)
Audio and video materials	1.66	(0.032)	1.14	(0.045)	1.08	(0.055)	1.06	(0.088)	1.11	(0.054)	1.16	(0.152)	0.84	(0.072)	0.80	(0.113)	0.89	(0.062)	0.89		(0.131)
Current serial subscriptions	1.26	(0.016)	1.38	(0.025)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—		(†)
Electronic subscriptions	0.81	(0.018)	0.88	(0.033)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—		(†)
Expenditures for library/media materials       per pupil2 in constant 2014-15 dollars4
Total3	$32.67	(0.612)	$20.65	(0.409)	$18.01	(0.515)	$18.08	(0.660)	$17.78	(0.724)	$19.00	(1.360)	$16.64	(0.719)	$17.14	(1.143)	$15.39	(0.607)	$17.95		(1.263)
Books	13.94	(0.214)	13.98	(0.380)	12.74	(0.326)	13.40	(0.435)	11.48	(0.564)	13.53	(1.207)	10.70	(0.357)	11.16	(0.499)	9.79	(0.547)	10.68		(0.863)
Audio and video materials	2.33	(0.045)	1.45	(0.057)	1.21	(0.062)	1.18	(0.098)	1.24	(0.060)	1.30	(0.166)	0.87	(0.075)	0.83	(0.118)	0.93	(0.065)	0.93		(0.136)
Current serial subscriptions	1.76	(0.022)	1.76	(0.032)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—		(†)
Electronic subscriptions	1.13	(0.025)	1.12	(0.042)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—	(†)	—		(†)

—Not available.

†Not applicable.

!Interpret data with caution. The coefficient of variation (CV) for this estimate is between 30 and 50 percent.

1 Centralized video distribution equipment with a scheduling and control server that telecasts video to classrooms.

2 Holdings, additions, and expenditures are from the prior school year, while enrollment counts are from the current school year.

3 Includes other expenditures not separately shown.

4 Constant dollars based on the Consumer Price Index, prepared by the Bureau of Labor Statistics, U.S. Department of Labor, adjusted to a school-year basis.

NOTE: Detail may not sum to totals because of rounding.

SOURCE: U.S. Department of Education, National Center for Education Statistics, Schools and Staffing Survey (SASS), "Public School Library Media Center Questionnaire," 1999-2000, 2003-04, 2007-08, and 2011-12; and "Charter School Questionnaire," 1999-2000. (This table was prepared May 2016.)