Trump’s three-day reading prior to Friday’s events was 41%. His previous low point was 37%, recorded March 16-18. His highest reading was 46% in the week following his Jan. 20 inauguration, and he has averaged 42% for his term to date.

Trump’s current 36% is two percentage points below Barack Obama’s low point of 38%, recorded in 2011 and 2014. Trump has also edged below Bill Clinton’s all-time low of 37%, recorded in the summer of 1993, his first year in office, as well as Gerald Ford’s 37% low point in January and March 1975. John F. Kennedy’s lowest approval rating was 56%; Dwight Eisenhower’s was 48%.