The Himalaya by the Numbers: A Statistical Analysis - Himalayan ...

Table and Chart D-44 below show member death rates by the ratio of the number of
hired personnel to the number of members above base camp per expedition for all
peaks without Everest and for Everest from 1950 to 2006.
3.0
2.5
2.0
1.5
1.0
0.5
0.0
128 Death Analysis
All Peaks without Everest Everest
Total Mbrs Death Death Total Mbrs Death Death
Above BC Cnt Rate Above BC Cnt Rate
Unknown 483 21 4.35 150 1 0.67
No Hired 8948 134 1.50 1247 26 2.09
0.1- 0.4 10682 149 1.39 1870 30 1.60
0.5- 0.9 4696 91 1.94 2392 34 1.42
1.0- 1.4 1627 37 2.27 1291 17 1.32
1.5- 1.9 289 3 1.04 512 5 0.98
2.0- 2.4 134 3 2.24 202 5 2.48
2.5- 2.9 77 2 2.60 193 5 2.59
3.0- 3.4 26 1 3.85 33 5 15.15
3.5- 3.9 2 0 0.00 7 0 0.00
4.0- 4.4 6 0 0.00 19 1 5.26
4.5- 4.9 7 1 14.29 2 0 0.00
>5.0 15 0 0.00 10 0 0.00
26992 442 1.64 7928 129 1.63
Table D-44: Member deaths of by the ratio of number of hired to
number of members above base camp per expedition from 1950-2006
Member Death Rates by Ratio of Hired to Members Above BC per Expedition
(1950-2006)
No Hired 0.1- 0.4 0.5- 0.9 1.0- 1.4 1.5- 1.9 2.0- 2.4 2.5- 2.9
All Peaks w/o Everest Everest
Trend (All Peaks) Trend (All Peaks w/o Everest) Trend (Everest)
Chart D-44: Member death rates by the ratio of the number of hired to
number of members above base camp per expedition from 1950-2006