treeno	dbh	height
1	10.1	14.2
2	11.2	15.1
3	19.7	25.3
4	20.5	21.2
5	17.8	21.5
6	17.0	18.0
7	11.0	12.1
8	4.1	5.2
9	6.0	6.3
10	8.0	9.1
11	2.3	10.1
12	20.1	19.2
13	18.0	16.0
14	22.1	26.3
15	16.3	17.3
16	20.5	19.8
17	17.0	20.1
18	18.0	22.3
19	17.0	19.5
20	19.7	18.6