Add pipeline output to README

README.md

@@ -33,6 +33,20 @@ powershell_example/
     └── 08_format.R             ← round to 2 decimals → formatted/
 ```
 
+## Output
+
+```
+# A tibble: 6 × 4
+  month value_usd population income_per_person
+  <chr>     <dbl>      <dbl>             <dbl>
+1 jan    45360000   22600000              2.01
+2 feb    42660000   22600000              1.89
+3 mar    47736000   22650000              2.11
+4 apr    45144000   22650000              1.99
+5 may    46548000   22700000              2.05
+6 jun    43848000   22700000              1.93
+```
+
 ## A note on what to commit
 
 This repo commits everything for illustration purposes. In a real project you