Unofficial Tally of data. Disclaimer not 100% accurate...
98 shooters started
4 didn't complete challange
4 qualified at 600, but didn't shoot final 2 shots
23 claimed >600 but didn't qualify (me included)
600 and under (includes non qualifiers)
69/130 shots missed
39% hit rate
600 yards and up
23/104 missed
78% hit rate
Calibers (various flavors under each) utilized
.223- 8
6mm- 7
6.5mm- 32
.25 - 1
.270 -5
6.8 - 3
7mm- 27
.30 - 11
.338 - 1
Scopes
Eotech -1
Sig-1
Tract -1
Minox - 1
Swaro-1
Burris- 1
ZCO-1
Husk -2
Trijicon-3
Bushnell - 8
Leupold - 12
Vortex -13
NF -19
SWFA- 20