Name the least events for japan
{'header': ['#', 'Player', 'Country', 'Points', 'Events', 'Reset Points'], 'page_title': '2008 FedEx Cup Playoffs', 'page_id': '', 'types': ['real', 'text', 'text', 'real', 'real', 'real'], 'id': '1-18888159-1', 'section_title': 'Regular season rankings', 'caption': 'Regular season rankings', 'rows': [['1', 'Tiger Woods', 'United States', '22695', '6', '100000'], ['2', 'Kenny Perry', 'United States', '20878', '22', '99500'], ['3', 'Phil Mickelson', 'United States', '18241', '17', '99250'], ['4', 'Pádraig Harrington', 'Ireland', '15555', '12', '99000'], ['5', 'Anthony Kim', 'United States', '15178', '18', '98750'], ['6', 'Stewart Cink', 'United States', '15126', '18', '98625'], ['7', 'Vijay Singh', 'Fiji', '15034', '19', '98500'], ['8', 'Justin Leonard', 'United States', '12734', '20', '98375'], ['9', 'Ryuji Imada', 'Japan', '10903', '19', '98250']], 'name': 'table_18888159_1'}