200	0	-1000
250	0	-1000
315	0	-14
400     0       -13
500     0       -12
630     0       -11
800     0       -10
1000	0	-8
1300    2       -8
1600    3       -8
2000    4       -8
2500    4       -8
3100	4	-8
4000	0	-1000
