Number of teachers and percentage of teachers who reported that they entered teaching through an alternative certification program, by selected school and teacher characteristics: 2007–08 and 2011–12

  2007-08   2011-12  
Selected school
characteristics		 Total number of teachers   Percent of teachers who reported that they entered teaching through an alternative certification program   Total number of teachers   Percent of teachers who reported that they entered teaching through an alternative certification program  
All public schools 3,404,500   13.2   3,385,200   14.6  
                 
School Classification                
Traditional Public 3,332,100   13.1   3,269,500   14.3  
Charter School 72,400   19.3   115,600   22.6  
                 
Community Type                
City 882,400   16.4   958,800   18.7  
Suburban 1,200,700   13.2   1,098,400   13.1  
Town 467,500   10.5   411,400   12.1  
Rural 853,900   11.3   916,600   13.3  
                 
School Level                
Primary 1,629,400   9.2   1,626,800   10.9  
Middle 622,500   15.6   592,100   15.8  
High 993,800   18.3   961,300   19.4  
Combined 158,800   12.5   205,000   17.9  
                 
Student Enrollment                
Less than 100 48,700   15.4   57,900   20.6  
100-199 124,100   10.2   103,600   13.2  
200-499 1,029,800   9.6   1,022,200   11.8  
500-749 845,100   11.9   876,500   12.4  
750-999 488,600   14.3   495,200   16.3  
1,000 or more 868,100   18.4   829,700   19.1  
                 
Percent of K-12 students who
 were approved for free or
 reduced-price lunches		                
0-34 1,487,900   10.6   1,109,700   10.4  
35-49 576,000   14.0   573,200   13.0  
50-74 722,500   14.0   881,000   15.4  
75 or more 554,700   17.8   757,400   20.6  
School did not participate in free or
 reduced-price lunch program		 63,400   17.7   63,900   20.3  
                 
Teaching Experience                
Less than 4 years 1,262,600   19.5   381,400   24.2  
4-9 years 1,091,600   13.5   967,200   22.2  
10-19 years 677,200   6.7   1,177,800   12.8  
20 years or more 373,100   2.8   858,800   4.2  
                 
Age                
Less than 30 years 611,800   16.3   517,700   14.5  
30-39 years 898,300   16.9   979,400   17.8  
40-49 years 807,700   14.0   849,400   14.5  
50 or more years 1,086,700   7.8   1,038,600   11.8  
                 
Base Salary                
Less than $30,000 157,900   10.9   103,500   14.0  
$30,000-$39,999 790,700   18.4   612,500   18.0  
$40,000-$49,999 1,042,000   16.0   967,300   20.6  
$50,000 or more 1,413,900   8.5   1,701,900   10.0  
                 
Sex                
Male 820,900   18.8   801,600   19.2  
Female 2,583,600   11.4   2,583,500   13.2  
                 
Race                
White, non-Hispanic 2,829,200   10.9   2,773,200   12.4  
Black, non-Hispanic 239,500   27.3   231,100   27.3  
Hispanic, regardless of race 240,300   25.4   264,100   24.8  
Asian, non-Hispanic 41,800   16.2 ! 60,600   17.2 !
Native Hawaiian/Pacific Islander,
non-Hispanic		 6,500   17.8 ! 5,000   ‡  
American Indian/Alaska Native,
non-Hispanic		 16,700   9.4   16,700   23.0 !
Two or more races, non-Hispanic1 30,600   13.8   34,600   19.0  
                 
Teaching Status                
Full Time 3,126,900   13.7   3,150,800   15.1  
Part Time 277,700   7.9   234,300   8.4  
                 
Highest level of education                
Less than a Bachelor's #   #   128,400   22.1  
Bachelor's degree 685,800   9.3   1,349,500   16.1  
Master's degree 486,300   10.2   1,613,600   12.7  
Higher than a Master's degree 61,300   14.6   293,600   14.9  
                 
1Two or more races, non-Hispanic includes all non-Hispanic respondents who selected two or more races.
# Rounds to zero.
! Interpret data with caution. The coefficient of variation (CV) for this estimate is between 30 percent and 50 percent (i.e., the standard error is at least 30 percent and less than 50 percent of the estimate.
‡ Reporting standards not met. The coefficient of variation (CV) for this estimate is 50 percent or greater (i.e., the standard error is 50 percent or more of the estimate.
NOTE: Black includes African American and Hispanic includes Latino. Teachers include both full-time and part-time teachers. 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 Teacher Data File," 2011–12.

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