TABLE II: The mean values (column 2), the variances of the mean (column 3), the systematic errors (column 4), and the total experimental errors at a 95% confidence level (column 5) of the measured maximum magnitudes of the lateral Casimir force f ≡ max | F C $_{lat}$| at different separations (column 1) for the second set of measurements. a ¯ f s$_{¯}$ f Δ $^{syst}$f Δ $^{tot}$f (nm) (pN) (pN) (pN) (pN) 133.9 52.5 4.5 2.5 12.0 145.2 24.1 1.35 1.2 3.9 156.5 13.6 0.60 0.67 1.9 179.0 6.62 0.26 0.35 0.86 201.6 3.49 0.24 0.20 0.69 224.1 2.37 0.31 0.15 0.81 246.6 1.48 0.25 0.10 0.63 56