analytics_packages = {
    'Google AdSense':       ['googlesyndication.com'],
    'Google Analytics':     ['gaJsHost', 'urchinTracker', 'google-analytics.com/ga.js'],
    'Clicky Web Analytics': ['static.getclicky.com/js'],
    'Coremetrics':          ['cmSetClientID'],
    'HitsLink':             ['counter.hitslink.com/track.js'],
    'Webtrends':            ['dcsCollect'],
    'Omniture':             ['s.t()'],
    'Piwik':                ['Piwik.getTracker'],
    'StatCounter':          ['statcounter.com'],
    'W3Counter':            ['www.w3counter.com/tracker.js'],
    'Site Meter':           ['sitemeter.com/js/counter.js']
}

from collections import defaultdict
from urllib2 import urlopen
from pprint import pprint
import time

results = defaultdict(lambda: 0)
for i in xrange(1000):
    time.sleep(1)
    results['total'] += 1
    pprint(dict(results))
    html = ''
    try:
        html = urlopen('http://random.yahoo.com/bin/ryl').read()
    except:
        pass
    for package_name, words in analytics_packages.iteritems():
        for word in words:
            if word in html:
                results[package_name] += 1
                break