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Swift GRB Stats

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By Observatory:

Swift GRBs 984
INTEGRAL GRBs 48
AGILE GRBs 16
Fermi GRBs 35
Maxi GRBs 6
IPN GRBs 12
iPTF GRBs 1
HETE GRBs 5
Total GRBs 1107

Swift GRB Stats:

Swift GRBs 984
BAT T90 ≤ 2 secs 87
BAT T90 > 2 secs 853
BAT T90 Unknown 44
XRT Observations 854
XRT Detections 780
XRT Non-Detections (slew < 300 secs) 30
UVOT Observations 839
UVOT Detections 306
UVOT Detections with Ground Detections 286
UVOT Detections or Ground Detections 550
XRT and UVOT Detections 304
Other Observatory Detections 667
Ground Detections 530
Radio Detections 80
With Redshifts 308

Swift GRBs (Total Observed):

2015: 59 (69)
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)