How many countries in Asia have a population over 1 billion?
2
1
1
5
1
3
5
4
1
2
3
5
4
1
2
3
5
4
1
2
3
5
4
1
2
3
5
4
1
6
2
3
5
4
1
6
2
3
5
4
7
1
6
2
3
5
4
7
1
6
2
3
5
4
7
1
6
2
3
5
4
7
1
6
2
3
5
4
7
1
6
2
3
5
4
7
1
6
2
3
5
8
4
7
1
6
9
2
3
5
8
4
7
1
6
9
2
3
5
8
4
7
1
6
9
0
2
3
5
8
4
7
1
6
9
2
11
3
10
5
8
4
7
1
6
9
2
11
3
10
5
8
4
7
6
9
2
11
3
10
5
8
4
7
6
9
2
11
3
10
8
4
7
6
9
2
11
12
10
8
7
6
9
11
12
10
8
7
13
6
9
14
11
12
10
8
7
13
6
9
14
11
12
10
8
7
13
6
9
14
11
12
10
8
128
128
128
128
66
128
63