CSIR suggests that ANC will be disappointed with the percentage drop.
* For full national and provincial results, click here.
PRETORIA - Early vote tallies suggest the ANC will retain power after an election on Wednesday.
But analysts said its share of the vote could fall below 60 percent for the first time since 1994.
RESULTS UPDATE: All eyes on IEC boards
As of 11.48am on Thursday, more than 4 million votes had been counted out of about 26.8 million registered voters.
In the parliamentary vote, the ANC was on 55.58 percent, with the DA on 25.17 percent and the EFF on nearly 8.77 percent.
The FF Plus seems to be the surprise party this election.
It's currently sitting in fourth place on 3.02 percent.
The Council for Scientific and Industrial Research believes that it's taken some of the DA's votes.