Since 70% of Republicans Think 2020 Election Rigged Seeing Much of Same Evidence What Percent of Democrats?

Assuming that most of the 70% of Republicans who think the 2020 election was rigged are basing their opinion upon what they saw and have learned since not upon that Trump says it was, then what do you suppose is the percentage of Democrats who bothered to look-into-it now thinking it was in fact rigged, maybe 50% if they would speak from their heart-of-hearts, on truth serum perhaps?