Show the names of people and the number of times they have been on the affirmative side of debates.
SELECT T2.Name ,  COUNT(*) FROM debate_people AS T1 JOIN people AS T2 ON T1.Affirmative  =  T2.People_ID GROUP BY T2.Name
SELECT T2.Name ,  COUNT(*) FROM debate_people AS T1 JOIN people AS T2 ON T1.Affirmative  =  T2.People_ID GROUP BY T2.Name
[{'Name': 'James Humphrey', 'COUNT(*)': 1}, {'Name': 'Luther C. Carter', 'COUNT(*)': 1}, {'Name': 'Thomas J. Barr', 'COUNT(*)': 1}, {'Name': 'William B. Maclay', 'COUNT(*)': 2}]