user: Question: What is every nature of role with year as 2009?
Columns: ['Year', 'Title of Drama', 'Name of Role', 'Nature of Role', 'Co-Artists', 'Location']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [2002.0, 'Freedom of Half Grown-Ups 《 半成年主張之搞個自由式 》', 'Xiao Gui 小鬼', 'Male lead', 'Junior Han , Richard Rim , Ehlo Huang', 'Taiwan']
SQL:

assistant: SELECT "Nature of Role" FROM "Table" WHERE "Year" = 2009.0;