Hillary Clinton maintained a steady lead over Donald Trump in the NBC News/Survey Monkey weekly national tracking poll, leading Trump in a two-way race by six points, 50-44.

Clinton’s lead over Trump dropped slightly from last week’s tracking poll, when she led Trump by eight points in a two-way race, 51-43.

When third party candidates are added to the question, Clinton leads Trump by five points in Tuesday’s poll, 46-41, with Libertarian Gary Johnson at 7 points and Green Party candidate Jill Stein at 3 points. In last week’s poll, Clinton led Trump by seven points in a four-way race, 51-44.

TPM’s PollTracker Average shows Clinton leading Trump nationally 50.5-43.

NBC/Survey Monkey surveyed 32,225 likely voters online Oct. 17-23 with a margin of error plus or minus one percentage point.