CAPTAIN SINBAD
Contributor
If we were to do a count of all cave divers doing cave penetrations, what percentage will be in SM and what percentage will be wearing BM?
Cheers -
CS
Cheers -
CS
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Casual observation, living in the area and diving between 4-10 times / month, its around 50/50. Far from a scientific polling, but there is probably a dozen ways to parse the DATA to answer your high level question