All teams participated in a team competition during the 10th IOAA. The official country rankings on the basis of performance in team competition are given below.

1 Bulgaria
2 Iran
3 Brazil
4 Indonesia
5 Romania (Guest)
6 Iran (Guest)
7 India (Guest)
= Portugal
9 United Kingdom
10 Croatia
11 Estonia
12 Romania
13 Slovakia
= Vietnam
15 India
16 Czech Republic
17 China
18 Serbia
19 Greece
20 Hungary
21 Polanad
22 Slovenia
23 Serbia (Guest)
24 Bangladesh
25 Bangladesh (Guest)
26 Canada
= Colombia
28 Georgia
29 South Korea
30 Thailand
31 Russia (Guest)
32 Kazakhstan
= Nepal
34 Singapore
35 Armenia
36 Qatar
37 Qatar (Guest)
38 Belarus
39 Sri Lanka
40 Mali
41 Kyrgyzstan
42 Philippines
= Russia
= U.S.A.

 

Teams Lithuania, Malaysia, Mexico and Ukraine were not classified in the team competition rankings as they consisted of less than 3 students per team.