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Swift GRB Stats

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By Observatory:

Swift GRBs 1025
INTEGRAL GRBs 49
AGILE GRBs 16
Fermi GRBs 36
Maxi GRBs 9
IPN GRBs 12
iPTF GRBs 1
HETE GRBs 5
Total GRBs 1153

Swift GRB Stats:

Swift GRBs 1025
BAT T90 ≤ 2 secs 91
BAT T90 > 2 secs 887
BAT T90 Unknown 47
XRT Observations 893
XRT Detections 816
XRT Non-Detections (slew < 300 secs) 30
UVOT Observations 876
UVOT Detections 321
UVOT Detections with Ground Detections 300
UVOT Detections or Ground Detections 571
XRT and UVOT Detections 319
Other Observatory Detections 696
Ground Detections 550
Radio Detections 87
With Redshifts 322

Swift GRBs (Total Observed):

2016: 9 (10)
2015: 91 (105)
2014: 95 (111)
2013: 96 (110)
2012: 92 (97)
2011: 81 (93)
2010: 84 (92)
2009: 89 (108)
2008: 103 (120)
2007: 86 (95)
2006: 102 (106)
2005: 88 (97)
2004: 9 (9)