installed size is  8.9Mb
  sub-directories of 1Mb or more:
    R      6.8Mb
    libs   2.0Mb
installed size is  8.9Mb
  sub-directories of 1Mb or more:
    R      6.8Mb
    libs   2.0Mb
installed size is  7.1Mb
  sub-directories of 1Mb or more:
    R      5.9Mb
    libs   1.2Mb