The market is testing the YR1 on INDU ie Dow Industrials. While I always pay attention to yearly levels on main indexes, there is a case to be made that the Dow is the most important. Why? So many historical turns have happened bang on Dow yearly levels.
Weekly charts below. Red means resistance, green support, orange are pivots.
2005-09
2005 - Low of year on YS1
2006 - Low of year on YP, major May high on YR1, major higher low near tag YP again
2007 - Low of year on YP, major lower high on YR2
2008 - High of year on YP
2009 - Low of year - that's right, the low! - on YS1
2010-2014
I added the 1HP and 2HP for these (pivots only, not support or resistance levels for clarity)
2010 - Low of year on 1HP
2011 - High of year on YR2, low of year near tag of YS1
2012 - Major first half highs on YR1, low of year near tag of YP
2013 - Key pullback lows on YR1 and YR2 holding as support
2014 - Low of year on YP, major second half low on 2HP
2015+
2015 - Major first half low on YP; low of year on YS1
2016 - Low of year on YS1, major higher low on YP, key high on YR1
2017 - YR1 high?