It is true that different federal states will have different processing times for asylum applications. This, however, is a dynamic situation and so I cannot unfortunately give you a clear indication such as ‚asylum applications in Bavaria are processed the quickest‘. As far as I am aware, there is not a particular state with very fast or very slow processing times. There are also different factors that may cause an asylum application to take very long, for example if a person’s application is rejected and they appeal the decision in court. There should not be too much variation in the initial processing, interview and decision time.
You do not have much influence over where your case will be processed. The authorities distribute asylum seekers throughout the country depending on capacity. Here you can read about how this is done:
In addition, the asylum applications of certain nationlities are only processed in certain states. According to that, citizens of Myanmar who apply for asylum currently have their applications processed in the states of Bavaria, North Rhine-Westfalia and Saxony. Here you can see the table of which nationalities are processed in which states:
I do not have any statistics on deicsion-making on asylum applications on a state-by-state basis. Here you can **** at the national statistics on asylum applications from 2022, published by the relevant authority BAMF. On page 5 you can see the number of applications from Myanmar and how they were decided upon: