Wikimedia Bugzilla is closed!

Yes, the data is OK:

aaron@hume:~$ mwscript eval.php plwiki
> var_dump( FlaggedRevsStats::getStats() );
array(9) {
  ["reviewLag-sampleSize"]=>
  int(517)
  ["reviewLag-average"]=>
  int(57819)
  ["reviewLag-median"]=>
  int(5710)
  ["reviewLag-percentile"]=>
  array(8) {
    [35]=>
    int(1449)
    [45]=>
    int(3878)
    [55]=>
    int(8910)
    [65]=>
    int(23331)
    [75]=>
    int(47493)
    [85]=>
    int(71308)
    [90]=>
    int(87211)
    [95]=>
    int(159769)
  }
  ["totalPages-NS"]=>
  array(2) {
    [0]=>
    int(837320)
    [10]=>
    int(29819)
  }
  ["reviewedPages-NS"]=>
  array(2) {
    [0]=>
    int(837313)
    [10]=>
    int(29793)
  }
  ["syncedPages-NS"]=>
  array(2) {
    [0]=>
    int(836186)
    [10]=>
    int(29783)
  }
  ["pendingLag-average"]=>
  int(201768)
  ["statTimestamp"]=>
  string(14) "20111005075845"
}

>

Maybe something is wrong with the formatTimePeriod() function in Language.php?

See bug 31385.

*** This bug has been marked as a duplicate of bug 31385 ***