benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 hoff Little_MtHoffman_1999, 1999-08-03,  UC BERKELEY ,   ,  TRIMBLE 4000SSI,  14816,  7.12,  TRM29659.00,  62107,  NONE, 1.2085, 0, 30, 3029.989
 hoff Little_MtHoffman_1999, 1999-08-04,  UC BERKELEY ,   ,  TRIMBLE 4000SSI,  14816,  7.12,  TRM29659.00,  62107,  NONE, 1.2085, 0, 30, 3029.986
 hoff Little_MtHoffman_1999, 2004-07-09,  DZ SS ,  USGS/Cascades Volcan,  ASHTECH Z-XII3,  932,  CC00,  ASH700936E_C,  19992109,  NONE, 1.1228, 1.1732, 30, 185830
 hoff Little_MtHoffman_1999, 2004-07-10,  DZ SS ,  USGS/Cascades Volcan,  ASHTECH Z-XII3,  932,  CC00,  ASH700936E_C,  19992109,  NONE, 1.141, 1.1911, 30, 141030
 hoff Little_MtHoffman_199, 2012-07-14,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE,  0220264600 ,  5700 1.20,  TRM41249.00,  unknown,  NONE, 1.2738, 1.329, 15, 30
 hoff Little_MtHoffman_199, 2012-07-15,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE,  0220264600 ,  5700 1.20,  TRM41249.00,  unknown,  NONE, 1.2738, 1.329, 15, 30
 hoff Little_MtHoffman_199, 2012-07-18,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE,  0220316024 ,  5700 2.01,  TRM41249.00,  60054886,  NONE, 0.5374, 0.606, 15, 30