As Trump's approval sinks, GOP pollsters break from the mainstream

A simple monthly average of President Donald Trump's net job approval, by partisanship of the pollster

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A poll's month is determined by the final date of its fielding. Net job approval is calculated by subtracting the share of respondents who disapprove of how Trump is handling his job as president from the share who approve of how he's handling it.

Chart: Andrew ManganSource: Mary Radcliffe; news reportsCreated with Datawrapper