R1/R2 250 240 230 220 210 200 250 67.9277966101695 67.4783050847458 8.92237288135593 8.11796610169491 1.32813559322034 1.32101694915254 240 68.1372881355932 8.93728813559322 7.87525423728814 1.3335593220339 1.34 0.0786440677966102 230 9.66542372881356 8.61389830508475 1.33661016949153 1.33389830508475 0.0850847457627119 0.0861016949152542 220 8.86847457627119 1.34135593220339 1.34983050847458 0.0922033898305085 0.0942372881355932 0.0976271186440678 210 1.3464406779661 1.3464406779661 0.0942372881355932 0.0966101694915254 0.103389830508475 0.102033898305085 200 1.35186440677966 0.0932203389830508 0.0922033898305085 0.0979661016949153 0.100338983050847 0.10406779661017