..generic:
  git2rdata: 0.4.0
  optimize: no
  NA string: NA
  sorting:
  - land_top
  - bt_top
  - pg_top
  hash: ecbbe763e489d1d3870e3b14b4e4b7f74dccc80c
  data_hash: 362d177bf20b17cb565159e267d677aca9c7af62
land_top:
  class: character
bt_top:
  class: character
pg_top:
  class: character
defor:
  class: numeric