How can I get the whole list of time taken by each respondent in filling the survey

Hi,

You can use widgets to track how long it took for someone to fill out and submit your form:

https://widgets.jotform.com/widget/timer 

https://widgets.jotform.com/widget/time_tracker 

https://widgets.jotform.com/widget/fancy_timer 

Related guide: How-to-Add-a-Widget-to-your-Form 

Regards