including files 
XIS1_from20061005_0748to20061005_2127.evlist.gz
XIS1_from20061007_0250to20061008_0000.evlist.gz
XIS1_from20061008_0000to20061008_1012.evlist.gz
XIS1_from20061014_0750to20061015_0000.evlist.gz
XIS1_from20061015_0000to20061015_0205.evlist.gz
XIS1_from20061017_1940to20061018_0000.evlist.gz
XIS1_from20061018_0000to20061019_0000.evlist.gz
XIS1_from20061019_0000to20061020_0000.evlist.gz
XIS1_from20061020_0000to20061021_0000.evlist.gz
XIS1_from20061021_0000to20061021_1807.evlist.gz
XIS1_from20061031_0758to20061031_1803.evlist.gz
There are 10 pixels with more than 1886 events in 58833 frames in the cal source region.
         214         863       23268
          27         894        5619
         986         904       33367
          60         948        6060
         179         950        5734
          42         952       48665
         249         967        7623
         164         973       32897
         227         977       38245
         168        1012        3026