benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 ss02, 2001-09-21,  ML ,  CVO ,  TRIMBLE,  220211182 ,  4700 NP,  TRM29659.00,  14122,  NONE, 1.171, 0, 30, 0.004
 ss02, 2004-08-24,  MLDSAD ,  USGS/Cascades Volcan,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12560646,  NONE, 0.5197, 0.589, 30, 1340
 ss02, 2004-08-25,  MLDSAD ,  USGS/Cascades Volcan,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12560646,  NONE, 0.5197, 0.589, 30, 30