SCH SCH SCH SCH SCH SCH
5s 10s 20s 40s 80s 20
10 17 1.2 1.6 2 2.5 3.2
15 22 1.6 2 2.5 3 4
20 27 1.6 2 2.5 3 4
25 34 1.6 2.8 3 3.5 4.5
-32 42 1.6 2.8 3 3.5 5
40 48 1.6 2.8 3 4 5
50 60 1.6 2.8 3.5 4 5.5 3.5
-65 76 2 3 3.5 5 7 4.5
80 89 2 3 4 5.5 7.5 4.5
100 114 2 3 4 6 8.5 5
-125 140 2.8 3.5 5 6.5 9.5 5
150 168 2.8 3.5 5 7 11 5.5
200 219 2.8 4 6.5 8 13 6.5
250 273 3.5 4 6.5 9.5 15 6.5
300 325 4 4.5