Hignis lost to Virginia Ruano Pascual of Spain

In the ATP Entry System, which determines player entries at tournaments and their seedings, Kuerten has held on to his lead, amassing 4,075 points over the last year.

Wimbledon quarter-finalist Marat Safin of Russia has moved one place up to second, followed by Agassi and Australia's Lleyton Hewitt, who lost in the fourth round at Wimbledon.

British number one Tim Henman is up to eighth after reaching the semi-finals, and Greg Rusedski, is at number 19.

In the WTA rankings, Martina Hingis still holds a commanding lead over Venus Williams despite her first round exit.

The Swiss start has 5,577 points, 980 ahead of Williams, who successfully defended her Wimbledon title on Sunday.

Jennifer Capriati, whose Grand Slam dream ended in the semi-finals, moved from fourth to third, swapping places with Lindsay Davenport.

Wimbledon vice-champion Justine Henin of Belgium is fifth.