How many countries did the USSR dissolve into when it collapsed?
15
5
3
4
5
3
4
5
3
4
5
2
3
4
5
2
3
4
5
2
3
1
4
5
2
3
1
4
5
2
3
1
4
6
5
2
3
1
4
6
5
2
3
1
4
6
5
2
3
1
4
6
5
2
3
1
4
6
5
7
2
3
1
4
6
5
7
2
3
1
4
6
5
7
2
3
1
4
6
5
7
2
3
1
4
6
8
5
7
2
3
1
4
6
11
8
5
7
2
3
1
4
6
11
8
5
7
9
2
3
1
4
6
11
8
10
5
7
9
2
3
1
4
6
11
8
10
7
9
2
1
6
11
8
0
10
7
9
2
1
6
11
8
12
10
7
9
2
1
6
11
8
12
10
7
13
9
1
6
11
8
12
10
7
13
9
1
6
11
8
12
10
7
13
9
28
25
6
20
11
8
12
24
10
7
13
9
23
28
16
14
30
25
66
62
63
57
77
58
67
116