Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.02942 -0.02748 -0.01979 -0.00205  0.55700 

Coefficients:
              Estimate Std. Error t value Pr(>|t|)    
(Intercept) -0.0035610  0.0077541  -0.459 0.646205    
x            0.0032981  0.0009333   3.534 0.000437 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.06163 on 680 degrees of freedom
  (30 observations deleted due to missingness)
Multiple R-squared:  0.01803,	Adjusted R-squared:  0.01659 
F-statistic: 12.49 on 1 and 680 DF,  p-value: 0.0004372