tt2-1

#-2.2 0.0
-0.5 1.0
1 25
2.5 36
4 45
5.5 54
7 62
8.5 70
10 76
11.5 82
13 87
14.5 91
16 94
17.5 96
19 99
20.5 102
22 104
23.5 106
25 107
26.5 109
28 110
29.5 112
31 113