```r
unemp_lux_data %>%
  filter(division == "Luxembourg" | division == "Esch-sur-Alzette") %>%
  ggplot(aes(year, unemployment_rate_in_percent, group = division, colour = division)) +
  geom_line()
```

<img src="modern_R_files/figure-html/unnamed-chunk-317-1.png" width="672" />