z,mu,mu_error
0.01,33.5,0.1
0.02,35.2,0.1
0.05,37.1,0.1
0.1,38.9,0.1
0.2,40.7,0.1
0.3,41.8,0.1
0.4,42.6,0.1
0.5,43.3,0.1
0.6,43.9,0.1
0.7,44.4,0.1
0.8,44.9,0.1
0.9,45.3,0.1
1.0,45.7,0.1
1.2,46.3,0.1
1.4,46.8,0.1