The numbers are still very much skewed by the Easter holidays
We'll likely only get a better sense of the underlying situation again later in the week, as also warned by RKI here. The 7-day incidence rate is still keeping on the high side at 123.0, so there's not much suggestion that things are turning a corner.
As such, expect German authorities to likely extend lockdown measures beyond 18 April to the end of the month - which will further chip away at Q2 economic prospects.