Found value 9 for 'DRS' in car_data

[TracingInsights]

Here's the value_counts() for DRS column for Canadian GP

0 - 508618
1 - 171270
8 - 64910
12 - 34752
14 - 6787
10 - 489
9 - 450
2 - 178
3 - 2

When updating the documentation, please include 9 too

[theOehrly]

Interesting, any chance that you have also figured out what this value stands for?