benchstats <-
structure(c(-0.5493068746225, 0.080768909708, 1.343254753, -0.81849520934, 
0.28166293745, 0.192311567097756, 0.309519435490865, 0.263666923150379, 
0.432420974661123, 0.140699619184031, 0.00430021736890094, 0.00692106498114936, 
0.0058957716358246, 0.00966922694238986, 0.00314613912903828, 
0.00450839686115534, 0.00807961069082053, 0.00650490843852599, 
0.0109139425636793, 0.0076648366081847), .Dim = c(5L, 4L), .Dimnames = list(
    c("alpha0", "alpha1", "alpha2", "alpha12", "sigma"), c("Mean", 
    "SD", "Naive SE", "Time-series SE")))