code: def analyzed_projects(raw_df):
      
      df = raw_df[['PRONAC', 'proponenteCgcCpf']]
  
      analyzed_projects = df.groupby('proponenteCgcCpf')[
          'PRONAC'
      ].agg(['unique', 'nunique'])
  
      analyzed_projects.columns = ['pronac_list', 'num_pronacs']
  
      return analyzed_projects
docs: Return all projects that was analyzed.