How many mountains in Mexico are more than 15,000 feet in elevation?
5
1
1
2
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
1
5
2
4
3
0
1
5
2
4
3
5
2
4
6
3
5
4
6
3
7
5
4
6
7
5
4
6
7
5
4
6
7
5
4
6
7
5
4
6
7
5
4
6
8
9
7
5
6
8
9
7
6
8
9
7
6
8
9
11
7
6
10
8
9
11
7
6
10
8
9
11
7
6
10
8
9
11
7
6
10
8
9
11
7
6
10
8
9
12
11
7
6
10
8
13
9
12
11
7
6
10
8
13
9
12
11
7
6
10
8
13
9
12
11
7
6
10
8
13
9
12
11
ONE
135
128
135
128
135