All last names in alphabetical order:
3
9
15
1
1
1
1
1
1
1
1
5
1
1
3
2
6
1
1
1
2
2
1
1
2
1
1
3
1
3
1
1
7
5
1
1
1
1
2
1
6
1
2
1
1
2
6
1
1
1
1
1
1
13
9
16
1
2
6
2
1
6
3
2
1
1
1
1
7
1
5
2
7
1
1
2
1
8
1
1
1
4
2
1
7
1
1
1
7
1
1
1
3
1
12
11
3
1
1
1
1
3
1
5
8
5
1
1
3
3
1
1
1
1
4
7
1
1
1
10
1
1
66
1
2
2
1
1
1
3
1
1
1
3
4
1
4
1
3
1
1
1
4
2
3
1
1
81
2
1
6
1
1
1
13
5
1
1
3
2
4
1
4
2
1
1
1
1
4
3
7
3
1
3
1
3
1
1
4
2
1
4
2
1
1
10
2
1
1
1
9
2
1
2
1