LGBT
In reply to the discussion: The Gay Male Couple’s Guide to Nonmonogamy [View all]Fearless
(18,458 posts)Studies show that it is either conflicted or likely impacted by outside forces such as the illegality of same sex marriage... (http://books.google.com/books?id=dXccg9o9zZkC&lpg=PA475&ots=jFLJTlg9PM&dq=gay%20monogamy%20study&lr&pg=PA463#v=onepage&q=gay%20monogamy%20study&f=false)
Likewise some studies I have read, find no difference between "straight" and "gay" percentages for monogamous or polyamorous relationships. For example... (http://www.ftfhalland.se/filer/MongamyArticlePublished.pdf)
Of course, the major issue with sex studies is that very few are done regarding these issues even today. It is also hard to determine, because the studies are usually based on people's verbal statements. Take from that what you want.
In my personal experience, I find that the previous study seems to hold most true. The growth of the marriage equality movement seems to encourage our youngest members to be monogamous. Of course, I would argue that you can't make someone one or the other, but can only support what their true nature is in surfacing. But I digress. Such things are speculation. In my life, I have seen the desire for meaningful monogamous relationships to be in the majority at least 2 to 1 within the LGBT community.