From: On the volatility of daily stock returns of Total Nigeria Plc: evidence from GARCH models, value-at-risk and backtesting
Model
VaR alpha
No. of Violation
Ratio
Percentage
sGARCH(1,1) with normal
1%
88
88/4015
2.2%
5%
203
203/4015
5.1%
10%
319
319/4015
7.9%
NGARCH(1,1) with std
960
960/4015
23.9%
971
971/4015
24.2%
974
974/4015
24.3%