Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sda1             73744616  56541764  13456804  81% /
none                   1021984       372   1021612   1% /dev
none                   1026208     10456   1015752   2% /dev/shm
none                   1026208       264   1025944   1% /var/run
none                   1026208         0   1026208   0% /var/lock
none                   1026208         0   1026208   0% /lib/init/rw
/dev/sdb1            961432072 421065324 491528748  47% /media/_data