1 in 10 is the stat over the past 50 years or so. The past 10 years has seen major changes to Everest summits that make that number much, much lower. Fixed rop

1 in 10 is the stat over the past 50 years or so. The past 10 years has seen major changes to Everest summits that make that number much, much lower. Fixed ropes are much more prevalent now which has made a huge difference in keeping people safe, as well as reducing bottle-necks so that climbers spend less time in the dead zone. Last year there were 330 summits and 5 deaths, so roughly 1.5%