US Long-Term Ecological Research Network
Code Definition
-9 :

Respondent skip

-6 :

Unknown

1 :

0-10percent

2 :

10-20percent

3 :

20-30percent

4 :

30-40percent

5 :

40-50percent

6 :

50-60percent

7 :

60-70percent

8 :

70-80percent

9 :

80-90percent

10 :

90-100percent