3rv2    46.315914300      -72.573360912    ntol   tenv3 files through 17 jan 2026
 3rv2   10JUL14  2010.5325   0.002470  0.000322  0.000120
 3rv2   10JUL15  2010.5352   0.002447  0.000455 -0.001141
 3rv2   10JUL29  2010.5736   0.001570  0.001326  0.000335