The taumeter data column shows the 86 GHz atmospheric opacity as a function of date. The taumeter stats column depicts the percentage of time that the atmospheric opacity was less than a certain value. This value is attained by time-sampling the raw taumeter data into bins of 0.5 hours.
| Month | Taumeter Data | Taumeter Stats |
| January 1999 | GIF or Postscript | GIF or Postscript |
| February 1999 | GIF or Postscript | GIF or Postscript |
| March 1999 | GIF or Postscript | GIF or Postscript |
| April 1999 | GIF or Postscript | GIF or Postscript |
| May 1999 | GIF or Postscript | GIF or Postscript |
| June 1999 | GIF or Postscript | GIF or Postscript |
| July 1999 | GIF or Postscript | GIF or Postscript |
| August 1999 | GIF or Postscript | GIF or Postscript |
| September 1999 | GIF or Postscript | GIF or Postscript |
| October 1999 | GIF or Postscript | GIF or Postscript |
| November 1999 | GIF or Postscript | GIF or Postscript |
| December 1999 | GIF or Postscript | GIF or Postscript |
| Month | Taumeter Data | Taumeter Stats |
| 1999 Year-to-Date | GIF or Postscript | GIF or Postscript |