Package check result: NOTE

Check: examples, Result: NOTE
  Examples with CPU (user + system) or elapsed time > 5s
                             user system elapsed
  ES                        8.596  0.012   8.608
  StdDev                    8.062  0.000   8.063
  VaR                       7.944  0.000   7.945
  chart.RollingRegression   6.008  0.068   6.077
  charts.RollingPerformance 5.486  0.012   5.499
  chart.RollingPerformance  5.012  0.004   5.016