The plurality of respondents who
"...are not satisfied at all with either of the two Presidential Contenders"
Must, at least, include all of us who voted for Bernie, or Wanted to or Tried to, and had the Primaries, as is shown by wide Exit Poll Discrepancies, stolen from us.
It takes Nerve to hold fast until the right moment when we lift our spears (Braveheart).
I'm waiting to see what Bernie says, as we go, Step by Step.
After the Convention, and/or at the appropriate time, we will know what to do.
Either we will have won, or will continue our fight in whichever way seems most effective.
Establishing our own ground rules as to whether to support our Democratic Party Candidate Bernie Sanders, or, if that does not happen, then supporting Bernie as a Third Party Candidate, or, if that will not happen, then The Green Ticket, with efforts made to have them on Every Ballot.
If we can get our Votes Counted,
Things can start to change.