Online dating graph

While there are peaks and troughs of audience hits, ultimately all three of the sites have declined in visitor numbers since Tinder came on the scene about two years ago.Find Someone experienced a particularly severe drop from June 2014. left swipes, bad dates, good dates, the odd marriage proposal and sore thumbs has taken the world by storm since it launched three years ago.Data analysis shows former popular US dating sites are on the decline as Tinder’s popularity soars, and it appears we’re seeing a similar trend here in New Zealand.The data shown above come from the Facebook dating app, Are You Interested (AYI), which works like this: Users in search of someone for a date or for sex flip through profiles of other users and, for each one, click either “yes” (I like what I see) or “skip” (show me the next profile).When the answer is “yes,” the other user is notified and has the opportunity to respond. The graphic shows what percentage of people responded to a “yes,” based on the gender and ethnicity of both parties (the data are only for opposite-sex pairs of people).Another about how the average age at which people get married has evolved (it has, as you probably know, been creeping upwards for some time).And there was this, an eye-catching display of dating data, and arguably the most interesting of the lot: The chart, which comes from a longitudinal study by sociologist Michael Rosenfeld, says a lot about how romance has evolved over the past 60 some odd years.

Facebook reps demonstrated several uses for the product, ranging from recruiting to searching for restaurant recommendations.

"I don't think people would sign up for the facebook thing if they knew it was for dating," Zuckerberg wrote at the time in an IM chat with his close high school friend Adam D'Angelo, who became Facebook's CTO and eventually went on to co-found Quora.

"I think people are skeptical about joining dating things too." Though the look and feel of Facebook has changed in the years since, Zuckerberg and employees at the company have generally refrained from referring to the social network as a dating site, and from going after the online dating industry.

But Rosenfeld's data also says a lot about how much life has changed over the same period.

It speaks to the weakening of America's religious backbone, which has lost influence with each passing generation.