Given a reference text about the Annapurna Post, tell me when it launched its online news portal and when it became successful.

Annapurna Post (Nepali: अन्नपुर्ण पोस्ट) is a daily broadsheet newspaper published in Nepal.[1][2][3] It started printing in 2002 and launched its online news portal in 2013 by Annapurna Media Network, which also owns The Annapurna Express, AP1 TV and Radio Annapurna Nepal.[4][5] By the 4 April 2014, its online news portal was listed among 10 most visited news portal in Nepal.[6] It also launched its own mobile news app by 2018.[7]

In the annual newspaper classification report 2073/2074 BS by Press Council Nepal, this newspaper was categorized in the A category, the second highest possible rank below A+.[8]

Annapurna Post launched its online news portal in 2013. By April 2014, it became among the 10 most visited news portals in Nepal.