#Stress (MPa)	Average Reflected Power	Stdev
0.0	0.626193100854	0.0465024834614
11.0828968818	0.628410281291	0.044203892144
22.1657937636	0.623205057003	0.0458415453431
33.2486906454	0.620668243442	0.0435148619095
44.3315875272	0.61989487235	0.04064538979
55.4144844089	0.619310563481	0.039058234401
66.4973812907	0.618866593626	0.0380785168434
77.5802781725	0.61849233022	0.0376249398445
88.6631750543	0.618042842653	0.0372761795689
99.7460719361	0.617878475383	0.0370811394757