including files 
XIS1CI_from20110601_0000to20110601_1113.evlist
There are 20 pixels with more than 136 events in 3761 frames in the cal source region.
         897         809         214
         901         809         169
          51         812         160
          83         822        1177
        1000         843         219
         991         846         638
         880         855         929
         214         863        1901
          83         876        1073
         168         882         172
        1003         902         667
         865         903        1459
          28         917         240
          83         930        1479
          42         952        1258
          19         968         195
         164         973         317
         123         983         455
          83         984        1393
         959        1019        1599