============================
               WHT Semester 2002 Statistics
               ============================
 
  Total time spent during the semester 2002a
  -------------------------------------------------------
              TOT       DARK    %       GREY    %      BRIGHT   %
ES_a        33:22      04:15 ( 12.7)   13:22 ( 40.1)   15:45 ( 47.2) 
           ( 27.6%)
NL_a        04:52      00:00 (  0.0)   00:00 (  0.0)   04:52 (100.0) 
           (  4.0%)
UK_a        82:33      03:30 (  4.2)   17:19 ( 21.0)   61:44 ( 74.8) 
           ( 68.3%)
OTHER_a     00:00      00:00 (  0.0)   00:00 (  0.0)   00:00 (  0.0) 
           (  0.0%)
 
  Total time spent during the semester 2002b
  -------------------------------------------------------
              TOT       DARK    %       GREY    %      BRIGHT   %
ES_b        43:39      03:10 (  7.3)   19:34 ( 44.8)   20:55 ( 47.9) 
           ( 32.9%)
NL_b        13:06      07:57 ( 60.7)   00:00 (  0.0)   05:09 ( 39.3) 
           (  9.9%)
UK_b        73:45      17:36 ( 23.9)   28:39 ( 38.8)   27:30 ( 37.3) 
           ( 55.6%)
OTHER_b     02:15      02:15 (100.0)   00:00 (  0.0)   00:00 (  0.0) 
           (  1.7%)
  
              TOT        % 
ES          77:01    ( 30.4)  
NL          17:58    (  7.1)  
UK         156:18    ( 61.6)  
OT           2:15    (  0.9)  
  ---------------------------------------------- 
ALL        (253.5)h