Selena Gomez has been crowned the world’s top Instagram celeb – despite having less followers than several of her rivals.
The singing star still has a mind-boggling 151.8 million followers.
But social media-monitoring site Hype Auditor places her top because she gets an average of 3.6 million likes per post.
Boffins at the site use programmes to weed out fake followers and the data is used by firms wanting to get the best value for money from stars plugging products and services.
The site also reveals that most of her fans – 14% – live in India and that 58% are women.
Kylie Jenner comes in at two also with 3.6 million likes per post from her 137 million fans – 24% of whom live in the US.
The number three spot is taken by Juventus star Cristiano Ronaldo – who has 170.1million fans but engagement is down at 2.8 million.
Most of his fans live in Iran and India – a total of 24%. And more than three quarters are blokes.
Below him in the table is Barcelona legend Lionel Messi with 126.1 million followers and an average of 2.4 million likes per post.
The majority of his followers live in Spain with 11% and 77% are men.
Beyoncé is at number five – a chart position she is unused to occupying.
She has 128.1 million followers, bags 2.3 million likes a post and 27% of her fans live in the States, with just 3% from the UK.
Kim Kardashian is at six. She gets around 1.6 m likes a pop from her 141.2million fans – with a third living in the States.
Instagram itself is at number seven. The platform has 303.2 million followers but engagement is just 700,000 likes per post.
At eight is Ariana Grande. The site says 24 per cent of her 156.9 million followers live in the US and that she gets 1.1m likes per post.
Number nine is Justin Bieber with 113.9 million fans and 1.5 million likes and at 10 is Hollywood star The Rock.
He gets an average of 1.2 million likes per post from his 145.7 million fans. The data says 21% live in the US and 4% in the UK.
The highest placed Brit in the top 1000 Instagrammers is Harry Potter star Emma Watson at 19 with 51 million fans and 1.4 million likes per photo uploaded.
The Duke and Duchess of Sussex are in 327th place with their photos getting an average of 380,000 likes from their 8.5 million fans.
And Prince William and Kate Middleton are 411th with their 9.2 million followers responding 244,000 times per photo.