What is the highest value for race?
{'header': ['Season', 'Series', 'Team Name', 'Races', 'Podiums', 'Poles', 'Wins', 'Points', 'Final Placing'], 'page_title': 'Nelson Panciatici', 'page_id': '', 'types': ['real', 'text', 'text', 'real', 'real', 'real', 'real', 'real', 'text'], 'id': '1-15852257-1', 'section_title': 'Career summary', 'caption': 'Career summary', 'rows': [['2005', 'Formula Renault 2.0 France', 'Epsilon Sport', '16', '0', '0', '0', '19', '13th'], ['2006', 'Formula Renault 2.0 France', 'Epsilon Sport', '13', '5', '1', '1', '61', '5th'], ['2006', 'Formula Renault 2.0 Eurocup', 'Epsilon Euskadi', '4', '1', '0', '0', '0', 'NC†'], ['2007', 'Formula Renault 2.0 France', 'SG Formula', '6', '0', '0', '0', '19', '13th'], ['2007', 'Formula Renault 2.0 Eurocup', 'SG Formula', '14', '3', '0', '0', '44', '10th'], ['2008', 'Formula Three Euroseries', 'RC Motorsport', '2', '0', '0', '0', '0', 'NC†'], ['2008', 'Spanish Formula Three Championship', 'Hache International', '17', '6', '0', '0', '84', '2nd'], ['2008', 'Formula Three Copa de España', 'Hache International', '17', '12', '3', '4', '109', '2nd'], ['2009', 'GP2 Series', 'Durango', '16', '0', '0', '0', '0', '24th']], 'name': 'table_15852257_1'}