how to get ppp-out ruunig time?

I have try in
/interface get ppp-out1
/interfave ppp get ppp-out1

but in none of the mI ahve the option to see how much time the modem is connected

Does someone know ?

Thanks ,

Something like this?

:put [ /interface get [ find name=ppp-out1 ] last-link-up-time ]

no
I want to know the specific time
for example - 00:04:00 (4 min)
I ahve try this option