That was today. Of course I stayed until the verdict. A criminal trial means that it is handled by the state attorney, not by me. I was a witness like the others and didn't need to bring my lawyer or submit any documents. He was sentenced to a penalty of 20 days' salary, and the cost of the trial.
Premiums vary by factors of five or more based in accident history.
In addition to all that he probably had to pay civil penalties. According to StVZO 15b, he may also have earned six points in the Flensburg database. When reaching 14 points a driver may lose his license, with 18 he will lose his license. All in all, this worked out very well. With a bit of luck he won't be able to afford a car now, which means he won't be able to again contribute to those accident statistics.