J	Weight (kg)	Bend (inches) approximation	Subtraction of previous term	activity of pole J
1	22	36	0	at rest bent
2	21	35	1	steadily decrease
3	20	33.5	1.5	steadily decrease
4	19	32	1.5	steadily decrease
5	18	31	1	steadily decrease
6	17	30	1	steadily decrease
7	16	28	2	steadily decrease
8	15	26.5	1.5	steadily decrease
9	14	25	1.5	steadily decrease
10	13	23	2	steadily decrease
11	12	21	2	steadily decrease
12	11	20	1	steadily decrease
13	10	18.5	1.5	steadily decrease
14	9	17	1.5	steadily decrease
15	8	15.5	1.5	steadily decrease
16	7	14.5	1	steadily decrease
17	6	12	2.5	steadily decrease
18	5	10	2	steadily decrease
19	4	8.5	1.5	steadily decrease
20	3	7	1.5	steadily decrease
21	2	6.5	1	steadily decrease
22	1	5.5	2.5	becomes taught
23	0	3	average = 1.413	naturally bent by gravity