including files 
XIS1_from20061203_0748to20061203_1957.evlist.gz
XIS1_from20061206_1707to20061207_0000.evlist.gz
XIS1_from20061207_0000to20061208_0000.evlist.gz
XIS1_from20061208_0000to20061208_1148.evlist.gz
XIS1_from20061209_0000to20061209_0518.evlist.gz
There are 10 pixels with more than 673 events in 19036 frames in the cal source region.
         236         819         969
         214         863        8589
          27         894         767
         986         904       15065
         179         950        1890
          42         952       15442
         249         967         738
         164         973       14148
         227         977       11008
         123         985        3939