# x_mean [keV]     mean_size_of_interaction [pixel]     sigma_mean_size_of_interaction
2.5     0     0
7.5     0     0
12.5     1.0     10
17.5     0     0
22.5     0     0
27.5     0     0
32.5     0     0
37.5     2.0     10
42.5     0     0
47.5     0     0