"With all due respect, I do not believe the present occupier of the junior seat from New Mexico is doing all that can and should be done on these fronts," he said of Bingaman. "I believe I can do a better job ... " Pfeffer also commented that he would have a hard time raising an amount equivalent to Senator Bingaman, a problem faced by any of the latter's potential challengers. Bingaman had a 60% approval rating in one poll. He faced no primary opposition. There had been speculation that Bingaman would give up the chance to run for another term to become a lobbyist. Bingaman won every county in the state with at least 56% of the vote. New York Incumbent Democrat Hillary Rodham Clinton won by a more than two-to-one margin. Clinton was challenged by Republican John Spencer, a former Mayor of Yonkers, New York. Clinton spent $36 million for her re-election, more than any other candidate for Senate in the 2006 elections. On November 7, 2006, Clinton won easily, garnering 67% of the vote to Spencer's 31%. The election was not close, with Clinton winning 58 of New York's 62 counties. Clinton had a surprisingly strong performance in upstate New York which tends to be tossup. When Clinton's upstate margins combined with her huge numbers out of New York City, there was no coming back for the Republicans. Clinton was sworn in for what would be her last term in the senate serving from January 3, 2007 to January 21, 2009 when she assumed the office of United States Secretary of State.Percentages do not add to 100% due to rounding.Clinton and Spencer totals include their minor party line votes: Independence Party and Working Families Party for Clinton, Conservative Party for Spencer.In addition, 213,777 ballots were blank, void, or scattered, and are not included in the Turnout sum or percentages. North Dakota Incumbent Dem-NPL-er Kent Conrad won re-election to a fourth term, beating Republican farmer Dwight Grotberg. Popular Republican governor John Hoeven was heavily recruited by prominent national Republicans, including Karl Rove and Dick Cheney to run against Conrad. SurveyUSA polls showed that both Conrad and Hoeven had among the highest approval ratings of any Senators and governors in the nation. A poll conducted by PMR (8/26-9/3 MoE 3.9) for The Forum of Fargo-Moorhead had as result for a hypothetical matchup: Hoeven-35%, Conrad-27%, Uncommitted-38%. This poll showed voter