[1][2] The 2001 Tour de France included 19 mountain passes or summit finishes, categorized HC, 1, or 2.
The 2002 Tour de France included 21 mountain passes or summit finishes, categorized HC, 1, or 2.
The 2003 Tour de France included 22 mountain passes or summit finishes, categorized HC, 1, or 2.
The 2004 Tour de France included 22 mountain passes or summit finishes, categorized HC, 1, or 2.
The 2005 Tour de France included 23 mountain passes or summit finishes, categorized HC, 1, or 2.
The 2006 Tour de France included 22 mountain passes or summit finishes, categorized HC, 1, or 2.
The 2007 Tour de France included 22 mountain passes or summit finishes, categorized HC, 1, or 2.
The Col du Grand Colombier was included for the first time, and was among six Hors catégorie rated climbs in the Alps and Pyrenees.