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  5. Staff ratios and class size

Working and Classroom Conditions: Staff ratios and class size

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Table 5. Average number of students and staff and average staff ratios in schools where lower secondary education teachers work (includes both public and private schools) and average class size in lower secondary education, by education system: 2013 (NOTE: this is a 2-part table. See Part 1 | Part 2)
Education system Ratio of teachers to number of personnel for pedagogical support Ratio of teachers to number of school administrative or management personnel Average class size3
Average (S.E.) Average (S.E.) Average (S.E.)
Australia 8.1 (1.01) 4.4 (0.31) 24.7 (0.68)
Brazil 13.8 (0.72) 4.5 (0.20) 30.8 (0.29)
Bulgaria 9.4 (0.71) 2.3 (0.07) 21.7 (0.22)
Chile 5.4 (0.36) 3.7 (0.24) 31.8 (0.61)
Croatia 14.8 (0.49) 11.1 (0.44) 20.0 (0.21)
Cyprus 22.5 (2.10) 4.9 (0.19) 20.7 (0.14)
Czech Republic 16.6 (0.89) 5.3 (0.13) 21.1 (0.21)
Denmark 10.3 (0.88) 6.5 (0.21) 21.2 (0.19)
Estonia 9.5 (0.41) 6.7 (0.20) 17.3 (0.29)
Finland 8.2 (0.51) 12.4 (0.36) 17.8 (0.18)
France 5.6 (0.45) 6.8 (0.20) 25.5 (0.13)
Iceland 4.3 (0.35) 6.9 (0.23) 19.6 (0.30)
Israel 6.8 (0.75) 3.9 (0.27) 27.6 (0.37)
Italy 60.1 (3.63) 11.4 (0.31) 21.8 (0.21)
Japan 11.5 (0.59) 6.0 (0.15) 31.2 (0.34)
Korea, Republic of 8.6 (0.50) 3.8 (0.11) 32.4 (0.28)
Latvia 8.1 (0.41) 5.2 (0.26) 17.7 (0.37)
Malaysia 53.1 (2.78) 5.9 (0.21) 32.1 (0.32)
Mexico 12.1 (0.84) 4.4 (0.35) 33.0 (0.57)
Netherlands 9.8 (1.22) 7.5 (0.48) 25.4 (0.27)
Norway 5.4 (0.35) 5.4 (0.28) 22.5 (0.45)
Poland 11.6 (0.68) 6.2 (0.30) 21.4 (0.25)
Portugal 7.5 (1.21) 8.5 (0.27) 22.6 (0.19)
Romania 22.0 (1.66) 7.9 (0.32) 21.7 (0.35)
Serbia 24.1 (1.26) 9.9 (0.38) 21.9 (0.29)
Singapore 11.9 (1.02) 2.7 (0.09) 35.5 (0.24)
Slovak Republic 16.9 (0.66) 4.0 (0.18) 19.1 (0.24)
Spain 19.2 (1.11) 5.6 (0.15) 23.6 (0.25)
Sweden 7.1 (0.41) 10.5 (0.43) 21.4 (0.27)
Abu Dhabi-United Arab Emirates 12.7 (1.58) 5.9 (0.33) 25.1 (0.58)
Alberta-Canada 3.8 (0.24) 4.2 (0.14) 25.8 (0.37)
Belgium-Flemish 31.3 (3.48) 10.0 (0.57) 17.3 (0.26)
England-United Kingdom 4.1 (0.22) 3.3 (0.17) 23.9 (0.28)
International average4 14.4 (0.23) 6.3 (0.05) 24.1 (0.06)
United States 8.0 (1.36) 6.4 (0.29) 27.0 (0.61)
1 These data are reported by principals and represent the average of school-level data in each education system. For example, in Australia, 814 represents the average number of students per school where lower secondary teachers work and 67 represents the average number of teachers in schools where lower secondary teachers work. The education provision in these schools may extend across ISCED levels (e.g., in schools that offer both lower and upper secondary education) and therefore may not apply only to teachers or students in lower secondary education.
2 The average ratio of students to number of teachers is derived from the principal questionnaire. It is calculated by making the average of the school ratios in each education system and can therefore be different from the ratio of the averages calculated from this table.
3 These data are reported by lower secondary teachers and refer to a randomly chosen class they currently teach from their weekly timetable.
4 The international average is the average of the education systems that met the qualifying conditions, with each education system weighted equally. The United States did not meet the international standards for participation rates and, as a result, is not included in the international average and is shown separately from other education system estimates.
NOTE: S.E. means standard error. TALIS sampled teachers at ISCED Level 2, which in the United States is grades 7, 8, and 9. Education systems are listed alphabetically by nation and then by subnational entities.
SOURCE: Organization for Economic Cooperation and Development, Teaching and Learning International Survey (TALIS), 2013.