1
natural
3
0
2
1
2
1
2
2
0
2
1
2
1
0
4
2
2
3
0
1
3
0
1
1
2
2
5
3
1
3
1
1
0
0
1
0
1
1
3
1
0
2
1
2
0
1
1
6
1
