30,475 domains and websites monitored as follows: 27,611 .com , 1,999 .net and 865 .us

31,150 domains and websites monitored as follows: 28,469 .com , 1,806 .net and 875 .us

34,792 domains and websites monitored as follows: 31,833 .com , 2,000 .net and 959 .us

38,775 domains and websites monitored as follows: 36,436 .com , 1,560 .net and 779 .us