I'll keep a running count of bluescreen reports here:
Version 2.3: 11/07/15 to 04/08/15
6 unique bluescreens reported. 7 total bluescreens reported.
Version 2.21: 23/05/15 to 04/06/15
9 unique bluescreens reported. 18 total bluescreens reported.
Version 2.2: 03/05/15 to 22/05/15
13 unique bluescreens reported. 42 total bluescreens reported.
Version 1.5-2.2: 03/11/11 to 02/05/15
I didn't keep tally, but over these versions there were hundreds of unique bluescreens reported and thousands in total.
Version 1.1: 19/07/11 to 02/11/11
One bluescreen reported every 2-3 seconds.