Sort GDG

#!/usr/bin/env python
import csv
import sys

print "Sorting GDG Attendees"
#with open('GLYNNRORY-20130127.csv', 'rb') as f:
with open(sys.argv[1], 'rb') as f:
    reader = csv.reader(f)

    #ssToFind = raw_input("What are we looking for? ")

    #HashMap of email addresses (Python Dictionary)
    emailMap = {};
    for row in reader:
        if row[3] in emailMap:
            if len(row[4])>3:
                values = emailMap[row[3]]
                #broken here
                values[0] = values[0]+1
            else:
                values = emailMap[row[3]]
                values[1] +=1
        else:
            if len(row[4])>3:
                emailMap[row[3]] = {1,0}
            else:
                emailMap[row[3]] = {0,1}

    for key, value in emailMap.iteritems():
        print key+" - ",+value[0]