#fsdb mean stddev pct_rsd conf_range conf_low conf_high conf_pct sum sum_squared min max n
0 8.165e+19 - 1.299e+20 -1.299e+20 1.299e+20 0.95 0 2e+40 -1e+20 1e+20 4
# mean should be 0.5, but is zero because of floating point roundoff error
# see discussion at http://code.activestate.com/recipes/393090/
#   | dbcolstats x
