"The government itself doesn't have its statistics offices collect such data. They have information about how many mountain goats there are in Germany, but only North Rhine-Westphalia collects data about how many homeless people there are." 
Homelessness working group BAG W estimated in 2012 that there were 284,000 people in various categories of homelessness in Germany, a figure that has been rising quickly since hitting a low of 223,000 in 2008.
and perhaps on sex between Germans and mountain goats
Bestiality brothels are spreading through Germany faster than ever thanks to a law that makes animal porn illegal but sex with animals legal, a livestock protection officer has warned.
Read more: http://www.dailymail.co.uk/news/article-2352779/Bestiality-brothels...
I was in the Army and stationed in Germany in the early 1960's. People told me you could see a sex show in downtown Nurnberg with a woman and a donkey. Being religious at the time I did not go.
I still think that whoever thinks these laws up has way too much to me on their hands.