How do I turn on/off the wipers in the Opel Astra?

The wiper lever can be found on the right side of the steering wheel as shown in the image below.

To turn on the wipers:

1. Slow wiper intervals: Push the lever up once.
2. Fast wiper intervals: Push the lever up twice.
3. Very fast wiper intervals: Push the lever up thrice.

To turn off the wipers:
Push the lever down to its original position.

To activate the rear window wiper:
To activate the rear window wiper, push the lever down once. To turn it off, push it back up.

To activate the windscreen washer:
Pull the lever towards you.