SLV price pattern resembles year 2012 election year more it looks like.
All SLV regardless of election,
Recent 5 years 2015-2019:
Recent 7 years 2013-2019:
Recent 10 years 2010-2019:
Recent 2 previous election years
2016: Oct/Nov/Dec -6.8/-7.7/-3.5
2012 Oct/Nov/Dec -6.6/3.2/-9.2
Disclaimer, this is only for entertainment and education purposes and doesn't serve by any means as a buy or sell recommendation.
Personally I hold both long term long positions and occasionally short term short position, for disclosure purpose.