3
nature
3
3
2
1
4
2
1
2
1
1
3
1
2
1
3
0
1
4
3
1
0
3
2
2
0
4
2
4
2
1
3
1
0
0
1
4
0
7
1
5
4
5
2
1
2
4
1
0
1
