>>> from django.db import connection
>>> cursor = connection.cursor()
>>> cursor.execute('''SELECT count(*) FROM people_person''')
1L
>>> row = cursor.fetchone()
>>> print row
(12L,)
>>> Person.objects.all().count()
12
use WHERE clause to filter vote for yes:
>>> cursor.execute('''SELECT count(*) FROM people_person WHERE vote = "yes"''')
1L