energy_keV,field_efficiency_m2,uncertainty
59.5,0.00140,0.00005
81.0,0.00310,0.00010
122.1,0.00420,0.00013
136.5,0.00428,0.00017
160.6,0.00426,0.00030
223.2,0.00418,0.00024
276.4,0.00383,0.00012
302.9,0.00370,0.00012
356.0,0.00338,0.00010
383.8,0.00323,0.00010
511.0,0.00276,0.00008
661.7,0.00241,0.00007
834.8,0.00214,0.00007
1173.2,0.00179,0.00005
1274.5,0.00168,0.00005
1332.5,0.00166,0.00005