Call:
lm(formula = y ~ x)

Residuals:
      Min        1Q    Median        3Q       Max 
-0.022900 -0.020981 -0.005863  0.000033  0.266125 

Coefficients:
                 Estimate    Std. Error t value Pr(>|t|)
(Intercept)  0.0000024941  0.0314083222   0.000    1.000
xca          0.0000439996  0.0362672066   0.001    0.999
xcs          0.0000016312  0.0344060932   0.000    1.000
xda          0.0000232415  0.0362672066   0.001    0.999
xde          0.0006338059  0.0318538526   0.020    0.984
xel          0.0149578395  0.0333135564   0.449    0.654
xen          0.0228984289  0.0314491919   0.728    0.467
xes          0.0083320026  0.0315823309   0.264    0.792
xet          0.0000095986  0.0362672066   0.000    1.000
xfa          0.0000010735  0.0384671816   0.000    1.000
xfi         -0.0000008351  0.0384671816   0.000    1.000
xfr          0.0108104630  0.0316566132   0.341    0.733
xhr          0.0094154924  0.0362672066   0.260    0.795
xhu          0.0000409044  0.0351155718   0.001    0.999
xis          0.0010763391  0.0351155718   0.031    0.976
xit          0.0069640020  0.0362672066   0.192    0.848
xiw          0.0000380916  0.0384671816   0.001    0.999
xja          0.0000193500  0.0384671816   0.001    1.000
xka          0.0000302738  0.0344060932   0.001    0.999
xko          0.0070106865  0.0331072786   0.212    0.832
xky          0.0000173945  0.0444180753   0.000    1.000
xlt          0.0022232678  0.0351155718   0.063    0.950
xlv          0.0032141154  0.0351155718   0.092    0.927
xmng         0.0000077581  0.0444180753   0.000    1.000
xnl          0.0000152612  0.0344060932   0.000    1.000
xno          0.0016455367  0.0335769088   0.049    0.961
xpl          0.0000027258  0.0384671816   0.000    1.000
xpt          0.0012054138  0.0321474427   0.037    0.970
xro          0.0000014541  0.0351155718   0.000    1.000
xru          0.0000200280  0.0331072786   0.001    1.000
xsk          0.0000026137  0.0362672066   0.000    1.000
xsl          0.0000035553  0.0351155718   0.000    1.000
xsq          0.0000087443  0.0444180753   0.000    1.000
xsr          0.0000016254  0.0384671816   0.000    1.000
xsv          0.0022331715  0.0339248654   0.066    0.948
xth          0.0195683354  0.0362672066   0.540    0.590
xvi          0.0206852254  0.0384671816   0.538    0.591
xzh          0.0233104821  0.0384671816   0.606    0.545

Residual standard error: 0.03141 on 674 degrees of freedom
Multiple R-squared:  0.08276,	Adjusted R-squared:  0.03241 
F-statistic: 1.644 on 37 and 674 DF,  p-value: 0.0104