Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.02755 -0.02752 -0.00507  0.00000  0.32196 

Coefficients:
               Estimate  Std. Error t value Pr(>|t|)
(Intercept) 0.000002494 0.048861717   0.000    1.000
xca         0.000013600 0.056420651   0.000    1.000
xcs         0.000001631 0.053525329   0.000    1.000
xda         0.000046760 0.056420651   0.001    0.999
xde         0.000126200 0.049554825   0.003    0.998
xel         0.000022900 0.051825677   0.000    1.000
xen         0.027550864 0.048925297   0.563    0.574
xes         0.005066103 0.049132421   0.103    0.918
xet         0.000009599 0.056420651   0.000    1.000
xfa         0.000001073 0.059843137   0.000    1.000
xfi         0.000089684 0.059843137   0.001    0.999
xfr         0.027018412 0.049247981   0.549    0.583
xhr         0.000001199 0.056420651   0.000    1.000
xhu         0.000040904 0.054629060   0.001    0.999
xis         0.000004836 0.054629060   0.000    1.000
xit         0.000001063 0.056420651   0.000    1.000
xiw         0.001154163 0.059843137   0.019    0.985
xja         0.000019350 0.059843137   0.000    1.000
xka         0.000030274 0.053525329   0.001    1.000
xko         0.000474636 0.051504772   0.009    0.993
xky         0.000017394 0.069100903   0.000    1.000
xlt         0.000016471 0.054629060   0.000    1.000
xlv         0.000004222 0.054629060   0.000    1.000
xmng        0.000622890 0.069100903   0.009    0.993
xnl         0.000295603 0.053525329   0.006    0.996
xno         0.000054575 0.052235372   0.001    0.999
xpl         0.000002726 0.059843137   0.000    1.000
xpt         0.001541454 0.050011562   0.031    0.975
xro         0.001507478 0.054629060   0.028    0.978
xru         0.006168542 0.051504772   0.120    0.905
xsk         0.005805344 0.056420651   0.103    0.918
xsl         0.000003555 0.054629060   0.000    1.000
xsq         0.000008744 0.069100903   0.000    1.000
xsr         0.000216988 0.059843137   0.004    0.997
xsv         0.000036382 0.052776686   0.001    0.999
xth         0.000002067 0.056420651   0.000    1.000
xvi         0.002664667 0.059843137   0.045    0.964
xzh         0.000125790 0.059843137   0.002    0.998

Residual standard error: 0.04886 on 674 degrees of freedom
Multiple R-squared:  0.06271,	Adjusted R-squared:  0.01126 
F-statistic: 1.219 on 37 and 674 DF,  p-value: 0.1778