How many men have walked on the moon?
12
3
2
3
1
2
3
1
2
3
5
1
2
4
3
5
1
6
2
4
3
5
1
6
2
4
3
5
1
6
2
4
3
5
1
6
2
4
3
5
7
1
6
2
4
3
5
7
1
6
2
4
3
5
7
1
6
2
4
3
5
7
1
6
2
4
3
5
7
1
6
2
4
3
8
5
7
1
6
2
4
3
8
5
0
7
1
6
2
4
3
8
5
7
9
1
6
0
2
4
3
8
5
7
9
12
1
6
2
11
4
3
0
8
5
7
9
12
1
6
2
11
4
3
8
5
0
7
9
13
12
1
6
2
11
4
3
8
5
7
9
13
12
1
6
0
2
11
4
8
5
10
7
9
13
12
1
6
11
4
0
8
5
10
7
9
13
12
6
11
4
8
5
10
0
7
9
13
12
6
16
11
4
8
10
7
9
13
12
6
16
0
11
8
10
0
133
132
66
136
133