Period

market opening Days

Pre-global financial crisis

January 2, 1998~

October 28, 2007

2470

Global financial crisis

October 29, 2007~

November 20, 2008

270

Post-global financial crisis

November 21, 2008~

September 20, 2019

2725

Overall Observed Time

2 January 1998~

20 September 2019

5465