2
3
2
2
1
1
447
2
152
1
1
20
973
2
10

1
1
2
1
1
2
1
2
1
1
4
1
1
1
7
1
1
2
1
2
1
2
1
1
1
1
1
1
2
972
1
8
441
151
1