Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.05557 -0.01565 -0.01165 -0.00172  0.71922 

Coefficients:
             Estimate Std. Error t value Pr(>|t|)
(Intercept)  0.020955   0.061089   0.343    0.732
xAP         -0.005289   0.061197  -0.086    0.931
xAP-REG     -0.020952   0.074818  -0.280    0.780
xAP:LTS     -0.020953   0.086393  -0.243    0.808
xAP:P       -0.020954   0.086393  -0.243    0.808
xAP:REG      0.034615   0.066920   0.517    0.605
xAP:S       -0.010052   0.066920  -0.150    0.881
xDP         -0.017232   0.065307  -0.264    0.792
xDP:LTS     -0.020952   0.074818  -0.280    0.780
xDP:S       -0.020951   0.074818  -0.280    0.780
xDP/S       -0.020520   0.070540  -0.291    0.771
xLAW        -0.019225   0.061530  -0.312    0.755
xLAW:REG    -0.020922   0.068300  -0.306    0.759
xLTS        -0.019276   0.062349  -0.309    0.757
xNAPA       -0.020681   0.086393  -0.239    0.811
xNM         -0.015993   0.086393  -0.185    0.853
xP          -0.009037   0.062253  -0.145    0.885
xPNACC      -0.018941   0.086393  -0.219    0.827
xREG        -0.018724   0.061867  -0.303    0.762
xREG:AP     -0.016657   0.086393  -0.193    0.847
xREG:LTS    -0.020953   0.086393  -0.243    0.808
xREG:S      -0.020954   0.086393  -0.243    0.808
xS          -0.009293   0.061234  -0.152    0.879
xS-AP       -0.018126   0.068300  -0.265    0.791
xS:AP       -0.019677   0.064394  -0.306    0.760
xS:REG      -0.007981   0.065307  -0.122    0.903
xS/AP       -0.002982   0.086393  -0.035    0.972
xS/DP       -0.020943   0.086393  -0.242    0.809
xS/REG      -0.020951   0.086393  -0.243    0.808

Residual standard error: 0.06109 on 683 degrees of freedom
Multiple R-squared:  0.01216,	Adjusted R-squared:  -0.02833 
F-statistic: 0.3004 on 28 and 683 DF,  p-value: 0.9999