Of the six billion emoji that are sent globally every day, around 70% are emotion based – for example, smiley face, love hearts. A smaller proportion of the emoji sent are sad expressions.

Twitter users, it turns out, are by and large a happy bunch. Or else, people who use emoticons are. The service has revealed the 10 most used emojis of 2015 and happily there's not a sadface or ...

A smiley face with circles under its eyes, a fingerprint, root vegetables and a harp: Anyone who has painfully missed these emojis for embellishing chats and emails so far should be rejoicing in 2025.