Here are some figures for the month of January 2011:
(revised to include approximate capacity figures)


Campus directory - http://www.uky.edu/Directory/

  Clients:           16,559  +30% from previous month
  Total queries:    117,246  +68%
  Mean queries/day:   3,782

  Percent of capacity: about 63% (can handle at least 6,000 queries/day)
  Downtime: none


Site index - http://www.uky.edu/Index/

  Clients:            5,881  +39%
  Total queries:     13,213  +50%
  Mean queries/day:     426

  Percent of capacity: about 7% (can handle at least 6,000 queries/day)
  Downtime: none

  Top searches:
   144  jobs
   119  forms
   113  credit union
    97  plus account
    95  bookstore
    93  campus map
    86  academic calendar
    80  employment
    77  registrar
    75  tuition


Google Search Appliance - http://www.uky.edu/Search/

  Total searches:         505,984  +45%
  Mean searches/day:       16,322
  Maximum searches/day:    30,961
  Indexed documents:      504,143  -11%  (50% of license limit)
  Servers indexed:            677  -2%

  Percent of capacity: about 6% (can handle about 500 K queries/day)
  Downtime: about 10 minutes for software updates

  Top searches:
    johnson center        4,805
    jobs                  4,796
    bookstore             3,964
    plus account          3,894
    academic calendar     3,381
    registrar             3,304
    campus map            3,099
    tuition               2,901
    parking               2,750
    graduate school       1,840
    housing               1,814

  Top document types:
                                       Average
   Type                        Files      Size
   text/html                 350,021       15k
   text/pdf                   97,802       66k
   text/other                 21,071       44k
   text/plain                 11,221       26k
   text/msword                10,959       31k
   text/postscript             3,861       22k
   text/vnd.ms-powerpoint      3,481       31k
   text/vnd.ms-excel           1,538      326k
   text/x-shockwave-flash        811        2k
   application/octet-stream      294      176k
   text/rtf                      250       25k


Campus guide - http://www.uky.edu/CampusGuide/

  Clients:            4,107  +191% from previous month
  Total queries:      9,450  +220%
  Mean queries/day:     305

  Percent of capacity: about 5% (can handle at least 6,000 queries/day)
  Downtime: none

  Top searches:
    277  dickey hall
    224  kastle hall
    154  college of nursing
    152  barker hall
    125  lafferty hall
    114  whitehall
    107  thomas hunt morgan
    100  funkhouser
     96  fine arts building
     94  slone research building