20th April this year. Don't think a lot has been announced yet, but David Bowie is re-releasing Drive In Saturday as a 7" picture disc for its 40th anniversary along with a 1965! 7" vinyl EP, which I don't really know much about but yeah

http://www.davidbowie.com/news/david-bowie-1965-vinyl-ep-gets-rsd-release-too-49191

Presumably these are the biggies this year anyway.