Table 428.

Selected statistics on public school libraries/media centers, by level and enrollment size of school: 2007-08

Selected statistic	All public school libraries/ media centers		Elementary school libraries/media centers										Secondary school libraries/media centers
			Total		Less than 150		150 to 499		500 to 749		750 or more		Total		Less than 500		500 to 749		750 to 1,499		1,500 or more
1	2		3		4		5		6		7		8		9		10		11		12
Number of schools with libraries/media    centers	81,900	(634)	59,700	(492)	3,300	(399)	31,100	(1054)	16,400	(812)	8,900	(534)	17,800	(414)	6,300	(353)	3,000	(246)	5,100	(273)	3,300	(198)
Average number of staff per library/media    center	1.72	(0.017)	1.65	(0.019)	1.28	(0.099)	1.58	(0.027)	1.73	(0.045)	1.89	(0.053)	2.04	(0.039)	1.59	(0.071)	1.78	(0.068)	2.18	(0.054)	2.94	(0.081)
Certified library/media specialists	0.78	(0.011)	0.73	(0.013)	0.60	(0.069)	0.70	(0.019)	0.76	(0.024)	0.86	(0.030)	0.98	(0.019)	0.73	(0.035)	0.87	(0.035)	1.09	(0.026)	1.38	(0.046)
Full-time	0.66	(0.010)	0.61	(0.012)	0.25	(0.072)	0.53	(0.018)	0.71	(0.022)	0.81	(0.029)	0.88	(0.018)	0.57	(0.033)	0.80	(0.040)	1.02	(0.029)	1.31	(0.049)
Part-time	0.13	(0.007)	0.13	(0.010)	0.36	(0.070)	0.17	(0.014)	0.06	(0.016)	0.05	(0.013)	0.10	(0.009)	0.16	(0.019)	0.07	(0.020)	0.07	(0.017)	0.07	(0.022)
Other professional staff	0.22	(0.010)	0.22	(0.013)	0.20	(0.059)	0.23	(0.016)	0.20	(0.028)	0.21	(0.030)	0.21	(0.021)	0.27	(0.044)	0.20	(0.051)	0.16	(0.026)	0.15	(0.033)
Full-time	0.13	(0.008)	0.13	(0.010)	0.10	(0.051)	0.13	(0.014)	0.14	(0.021)	0.13	(0.021)	0.14	(0.017)	0.17	(0.039)	0.11	(0.027)	0.13	(0.023)	0.12	(0.025)
Part-time	0.08	(0.007)	0.08	(0.009)	0.10	(0.034)	0.09	(0.012)	0.06	(0.016)	0.09	(0.023)	0.07	(0.013)	0.10	(0.027)	0.09	(0.043)	0.04	(0.013)	0.03	(0.015)
Other paid employees	0.72	(0.013)	0.70	(0.016)	0.48	(0.068)	0.65	(0.023)	0.78	(0.039)	0.82	(0.044)	0.86	(0.027)	0.59	(0.041)	0.71	(0.050)	0.93	(0.045)	1.40	(0.068)
Full-time	0.43	(0.013)	0.39	(0.016)	0.13	(0.046)	0.33	(0.019)	0.46	(0.035)	0.59	(0.044)	0.60	(0.022)	0.34	(0.031)	0.51	(0.049)	0.66	(0.039)	1.07	(0.067)
Part-time	0.29	(0.011)	0.31	(0.014)	0.34	(0.064)	0.32	(0.023)	0.31	(0.032)	0.23	(0.036)	0.26	(0.018)	0.25	(0.032)	0.20	(0.029)	0.28	(0.035)	0.34	(0.053)
Percent of libraries/media centers with    certain media equipment
Automated catalog	87.2	(0.71)	87.5	(0.94)	57.1	(6.87)	86.6	(1.56)	91.6	(1.55)	94.4	(1.62)	90.6	(1.08)	79.6	(2.59)	94.0	(2.14)	97.2	(0.86)	98.4	(1.05)
Automated circulation system	89.5	(0.68)	89.9	(0.87)	57.1	(6.78)	89.4	(1.35)	94.8	(1.19)	95.0	(1.84)	92.6	(0.98)	83.0	(2.49)	96.0	(1.72)	98.4	(0.44)	98.7	(0.81)
Media retrieval system1	34.9	(1.05)	35.9	(1.33)	10.6	(4.72)	29.3	(1.62)	43.9	(2.68)	53.7	(3.51)	35.1	(1.66)	32.8	(3.39)	34.1	(3.00)	37.9	(2.85)	36.4	(3.28)
Connection to Internet	96.7	(0.40)	96.5	(0.51)	81.0	(5.95)	96.9	(0.55)	98.0	(0.53)	98.5	(0.70)	98.6	(0.51)	96.0	(1.42)	99.9	(0.05)	100.0	(†)	100.0	(†)
Digital video disc (DVD) player/video     cassette recorder(VCR)	87.2	(0.77)	86.7	(1.02)	80.0	(5.53)	86.3	(1.27)	87.4	(1.71)	89.1	(2.21)	89.6	(1.00)	87.3	(2.11)	89.9	(2.67)	92.3	(1.80)	89.3	(2.80)
Disability assistance technologies,     such as TDD	23.9	(1.05)	23.0	(1.33)	14.7	(3.85)	20.2	(1.68)	24.6	(2.08)	33.1	(3.20)	26.4	(1.34)	18.4	(1.91)	26.7	(3.14)	28.4	(2.06)	38.0	(3.38)
Percent of libraries/media centers with    certain services
Students permitted to check out     laptops	27.5	(1.02)	26.9	(1.27)	22.5	(6.15)	25.7	(1.72)	27.0	(2.23)	32.4	(3.13)	29.8	(1.34)	29.2	(2.84)	29.9	(3.18)	31.0	(2.40)	29.0	(2.76)
Staff permitted to check out laptops	45.9	(1.07)	45.2	(1.35)	30.7	(6.44)	42.4	(1.97)	48.4	(2.83)	54.6	(4.01)	50.1	(1.50)	46.3	(3.06)	49.7	(3.38)	54.5	(2.50)	51.1	(3.39)
Number of library computer workstations
per 100 students	2.6	(0.05)	2.5	(0.07)	8.8	(1.24)	3.2	(0.13)	2.1	(0.10)	1.7	(0.11)	2.9	(0.06)	5.9	(0.28)	3.8	(0.22)	2.9	(0.10)	1.9	(0.08)
Average holdings per 100 students at    the end of the school year2
Books (number of volumes)	2,015	(30.5)	2,316	(40.2)	6,384	(531.1)	2,993	(67.3)	2,117	(45.7)	1,559	(85.2)	1,432	(36.6)	3,203	(162.4)	1,854	(101.1)	1,332	(34.1)	975	(40.6)
Audio and video materials	90	(3.8)	93	(5.6)	157	(36.7)	105	(5.9)	89	(6.2)	82	(16.1)	81	(5.2)	132	(14.4)	138	(30.0)	83	(8.5)	52	(4.1)
Average additions per 100 students    during the school year2
Books (number of volumes)	95.3	(2.21)	113.3	(3.26)	247.0	(38.53)	134.9	(5.28)	106.4	(5.76)	89.6	(6.32)	62.1	(2.67)	124.8	(11.48)	81.1	(8.27)	61.3	(4.78)	42.7	(2.66)
Audio and video materials	5.4	(0.49)	5.9	(0.77)	7.6	(2.14)	5.7	(0.44)	4.9	(0.55)	7.1	(2.47)	4.5	(0.41)	6.4	(0.59)	6.1	(1.44)	4.8	(0.65)	3.4	(0.60)
Total expenditures for library/media    materials per pupil2,3	$16.11	(0.461)	$16.18	(0.591)	$43.28	(11.551)	$18.49	(0.700)	$14.63	(0.799)	$14.11	(1.496)	$15.90	(0.647)	$27.86	(3.234)	$18.51	(1.931)	$16.68	(1.171)	$11.75	(0.773)
Books	11.40	(0.291)	11.99	(0.389)	21.99	(4.023)	13.80	(0.539)	11.25	(0.679)	10.23	(0.836)	10.26	(0.504)	17.30	(1.454)	13.47	(1.905)	10.87	(1.103)	7.26	(0.386)
Audio and video materials	1.08	(0.055)	1.06	(0.088)	1.90	(0.967)	1.24	(0.154)	0.88	(0.082)	1.01	(0.180)	1.11	(0.054)	1.57	(0.157)	1.20	(0.151)	1.19	(0.102)	0.91	(0.085)

†Not applicable.

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

2 Average holdings, acquisitions, and expenditures are from the prior school year, while enrollment counts are from the current school year.

3 Includes other expenditures not separately shown.

NOTE: Total includes combined elementary/secondary schools not separately shown. Detail may not sum to totals because of rounding. Standard errors appear in parentheses.

SOURCE: U.S. Department of Education, National Center for Education Statistics, Schools and Staffing Survey (SASS), "Public School Library Media Center Questionnaire," 2007-08. (This table was prepared November 2009.)