Final Action Dates and Dates for Filing published for December 2016 (fiscal year 2017), with the change from November 2016. Official source: travel.state.gov.
What changed
EB-2 (India) advanced 92 days, from 1 Nov 2007 to 1 Feb 2008.
EB-3 (China) advanced 77 days, from 15 Apr 2013 to 1 Jul 2013.
EB-2 (China) advanced 69 days, from 15 Jul 2012 to 22 Sep 2012.
EB-3 (Philippines) advanced 61 days, from 1 Apr 2011 to 1 Jun 2011.
F4 (China) advanced 61 days, from 1 Aug 2003 to 1 Oct 2003.
F4 (India) advanced 45 days, from 15 Feb 2003 to 1 Apr 2003.
F1 (Rest of World, China, India) advanced 40 days, from 22 Oct 2009 to 1 Dec 2009.
F2A (Mexico) advanced 38 days, from 8 Jan 2015 to 15 Feb 2015.
F2A (Rest of World, China, India, Philippines) advanced 31 days, from 22 Jan 2015 to 22 Feb 2015.
F3 (Rest of World, China, India) advanced 24 days, from 22 Jan 2005 to 15 Feb 2005.
F2B (Rest of World, China, India) advanced 23 days, from 15 Apr 2010 to 8 May 2010.
F4 (Rest of World) advanced 21 days, from 1 Dec 2003 to 22 Dec 2003.
F1 (Philippines) advanced 14 days, from 1 Sep 2005 to 15 Sep 2005.
F2B (Philippines) advanced 14 days, from 15 Feb 2006 to 1 Mar 2006.
F4 (Philippines) advanced 14 days, from 8 May 1993 to 22 May 1993.
EB-3 (India) advanced 7 days, from 8 Mar 2005 to 15 Mar 2005.
F1 (Mexico) advanced 7 days, from 8 Apr 1995 to 15 Apr 1995.
F2B (Mexico) advanced 7 days, from 8 Oct 1995 to 15 Oct 1995.
F3 (Mexico) advanced 7 days, from 1 Dec 1994 to 8 Dec 1994.
F3 (Philippines) advanced 7 days, from 8 Aug 1994 to 15 Aug 1994.
F4 (Mexico) advanced 7 days, from 8 May 1997 to 15 May 1997.
Dates are exactly as published; C = Current, U = Unavailable. Some categories (EB-5 set-asides, EB-4 religious workers) are in the dataset. Priority dates earlier than the cut-off may be processed; see the FAQ.