[['pos', 'mark', 'athlete', 'nationality', 'venue', 'date'], ['1', '2.45 m (8ft0¼in)', 'javier sotomayor', 'cuba', 'salamanca', '27 july 1993'], ['2', '2.42 m (7ft11¼in)', 'patrik sjöberg', 'sweden', 'stockholm', '30 june 1987'], ['3', '2.41 m (7ft10¾in)', 'igor paklin', 'soviet union', 'kobe', '4 september 1985'], ['3', '2.41 m (7ft10¾in)', 'bohdan bondarenko', 'ukraine', 'lausanne', '4 july 2013'], ['5', '2.40 m (7ft10¼in)', 'rudolf povarnitsyn', 'soviet union', 'donetsk', '11 august 1985'], ['5', '2.40 m (7ft10¼in)', 'sorin matei', 'romania', 'bratislava', '20 june 1990'], ['5', '2.40 m (7ft10¼in)', 'charles austin', 'usa', 'zürich', '7 august 1991'], ['5', '2.40 m (7ft10¼in)', 'vyacheslav voronin', 'russia', 'london', '5 august 2000'], ['5', '2.40 m (7ft10¼in)', 'mutaz essa barshim', 'qatar', 'eugene', '1 june 2013'], ['10', '2.39 m (7ft10in)', 'zhu jianhua', 'china', 'eberstadt', '10 june 1984'], ['10', '2.39 m (7ft10in)', 'hollis conway', 'usa', 'norman', '30 july 1989'], ['10', '2.39 m (7ft10in)', 'ivan ukhov', 'russia', 'cheboksary', '5 july 2012']]
September is the only month on the list in which only 1 Athlete placed in the top 10 High jumper
[ENT] is the only month on the list in which only 1 [ENT] placed in the top 10 [ENT] jumper