including files 
XIS0CI_from20071101_0000to20071102_0000.evlist.gz
XIS0CI_from20071102_0000to20071103_0000.evlist.gz
XIS0CI_from20071103_0000to20071104_0000.evlist.gz
XIS0CI_from20071104_0000to20071104_2351.evlist.gz
XIS0CI_from20071105_0029to20071106_0000.evlist.gz
XIS0CI_from20071106_0000to20071107_0000.evlist.gz
XIS0CI_from20071107_0000to20071108_0000.evlist.gz
XIS0CI_from20071108_0000to20071109_0000.evlist.gz
XIS0CI_from20071109_0000to20071110_0000.evlist.gz
XIS0CI_from20071110_0000to20071111_0000.evlist.gz
XIS0CI_from20071111_0000to20071111_2359.evlist.gz
XIS0CI_from20071112_0012to20071112_2358.evlist.gz
XIS0CI_from20071113_0009to20071113_2357.evlist.gz
XIS0CI_from20071114_0003to20071115_0000.evlist.gz
XIS0CI_from20071115_0000to20071116_0000.evlist.gz
XIS0CI_from20071116_0000to20071117_0000.evlist.gz
XIS0CI_from20071117_0000to20071117_2342.evlist.gz
XIS0CI_from20071118_0011to20071118_2341.evlist.gz
XIS0CI_from20071119_0010to20071120_0000.evlist.gz
XIS0CI_from20071120_0000to20071121_0000.evlist.gz
XIS0CI_from20071121_0000to20071121_1612.evlist.gz
XIS0CI_from20071122_1612to20071123_0000.evlist.gz
XIS0CI_from20071123_0000to20071124_0000.evlist.gz
XIS0CI_from20071124_0000to20071124_1609.evlist.gz
XIS0CI_from20071125_0000to20071126_0000.evlist.gz
XIS0CI_from20071126_0000to20071127_0000.evlist.gz
XIS0CI_from20071127_0000to20071128_0000.evlist.gz
XIS0CI_from20071128_0000to20071128_2314.evlist.gz
There are 6 pixels with more than 2453 events in 208686 frames in the cal source region.
          18         786       21486
          18         840       44057
         879         842       22211
          18         894       55401
          18         948       48467
          18        1002       83742