Days left until 2004 (New Year's):
22 years and 7 days ago

Time remaining until December 2005 (years, days, hours):
20 years, 37 days, and 11 hours ago

Years remaining until August 14, 2012:
13 years ago

Time left until 4am on New Year's Eve 2008 (years, days, hours, minutes):
17 years, 6 days, 7 hours, and 20 minutes ago

Time since Vietnam was unified [how script handles a point in the past] (years, days):
49 years and 197 days ago

Countdown to January 4, 2022 at 11:30pm and 43 seconds (years, days, hours, minutes, seconds):
3 years, 363 days, 11 hours, 48 minutes, and 58 seconds ago

Countdown to October 31, 2010 at 12:01am (years, days, hours):
15 years, 67 days, and 11 hours ago