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Participating Countries

Education system 2001 2006 2011 2016
PIRLS PIRLS PIRLS PIRLS ePIRLS
Argentina        
Australia      
Austria    
Azerbaijan      
Bahrain        
Belgium (Flemish)-BEL      
Belgium (French)-BEL    
Belize        
Bulgaria  
Canada    
Chile        
Chinese Taipei  
Colombia      
Croatia        
Cyprus        
Czech Republic    
Denmark  
Egypt        
England-GBR  
Finland      
France  
Georgia  
Germany  
Greece        
Hong Kong-CHN  
Hungary  
Iceland1      
Indonesia      
Iran, Islamic Republic of  
Ireland    
Israel2
Italy
Kazakhstan        
Kuwait    
Latvia    
Lithuania  
Luxembourg        
Macao-CHN        
North Macedonia      
Malta      
Moldova, Republic of      
Morocco3  
Netherlands  
New Zealand  
Northern Ireland-GBR      
Norway4,5
Oman      
Poland    
Portugal    
Qatar2    
Romania    
Russian Federation  
Saudi Arabia      
Scotland-GBR      
Singapore
Slovak Republic  
Slovenia
South Africa        
Spain    
Sweden6
Trinidad and Tobago    
Turkey        
United Arab Emirates    
United States
Total 34 40 45 49 14
U.S. benchmarking states          
Florida-USA        
Total 0 0 1 0 0
Other benchmarking participants          
Abu Dhabi-UAE    
Alberta-CAN      
Andalusia-ESP      
British Columbia-CAN        
Buenos Aires-ARG        
Dubai-UAE    
Madrid-ESP        
Maltese-MLT        
Moscow City-RUS        
Nova Scotia-CAN        
Ontario-CAN  
Quebec-CAN  
Total 2 5 7 8 2
Off-grade participants          
Botswana7        
Denmark8        
Eng/Afr/Zulu-RSA9      
Honduras7        
Iceland1        
Kuwait7        
Morocco3        
Norway4      
Sweden6        
Total 1 2 5 3 0

= Indicates participation in particular assessment with results reported.

1 Administered the PIRLS 4th-grade assessment to 4th-grade students and 5th-grade students in 2006.

2 Participated in 2001 and/or 2006 but data not comparable for measuring trends to 2011, primarily due to countries improving translations or increasing population coverage.

3 Administered the PIRLS 4th-grade assessment to a national sample of 4th-grade students and a national sample of 6th-grade students in 2011.

4 Administered the PIRLS 4th-grade assessment to 4th-grade students and 5th-grade students in 2006 and 2016.

5 Administered the ePIRLS 4th-grade assessment to 5th-grade students in 2016.

6 Administered the PIRLS 4th-grade assessment to 3rd-grade students and 4th-grade students in 2001.

7 Administered the PIRLS 4th-grade assessment to 6th-grade students in 2011.

8 Administered the PIRLS 4th-grade assessment to 3rd-grade students in 2016.

9 Republic of South Africa (RSA) tested 5th-grade students receiving instruction in English (ENG) or Afrikaans (AFR) in 2011 and in English, Afrikaans, or Zulu in 2016.

NOTE: OECD member countries are shown in bold. Subnational education systems are italicized.

SOURCE: International Association for the Evaluation of Educational Achievement (IEA), Progress in International Reading Literacy Study (PIRLS).

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