including files 
XIS0_from20070210_0001to20070210_1113.evlist.gz
XIS0_from20070220_0620to20070220_2350.evlist.gz
XIS0_from20070221_0015to20070221_0354.evlist.gz
XIS0_from20070223_0838to20070223_2346.evlist.gz
XIS0_from20070224_0012to20070224_1752.evlist.gz
There are 1 pixels with more than 232 events in 23260 frames in the cal source region.
         864         830         479