Instagram has grown exponentially since it was purchased by Facebook back in 2012 for £77.3 million.

Instagram was launched by Systrom and Krieger in 2010.

By December 2010 it hit 1 million users.

Instagram raised £38.6 million from venture capitalists.

In May 2013 Instagram introduced photo tagging.

In June of the same year it launched video sharing.

By December 2014 Instagram hit 300 million users.

Instagram Stories was introduced in August 2016.

When Instagram reached it first 1 million users Facebook had more than 600 million users.

Over 80% of its users live outside the U.S

55% of U.S 18-29 years olds use Instagram.

32% of Instagram users attend(ed) college.

Instagram now has 500 million users.

Its has 300 million daily users.

4.2 billion likes are sent every day.

95 million photos and videos are shared everyday.

40 billion photos and videos have been shared so far.

Instagram brought in £1.2 billion in advertising revenue in 2016.

Instagram amounts to 8.4% of Facebook's global mobile ad revenue.

Instagram's revenue share is expected to rise to 18% by 2018.

13 is the minimum age you need to be to open an Instagram account.

The most popular photo on Instagram has almost 6 million likes.

The Top 10 most followed profiles on Instagram are:

Instagram - 203,018,855
Selena Gomez - 105,323,165
Taylor Swift - 95,130,425
Ariana Grande - 92,174,975
Beyonce - 90,487,743
Kim Kardashian - 89,231,988
Cristiano Ronaldo - 84,991,835
Kylie Jenner - 81,684,063
Justin Bieber - 77,865,420
The Rock - 73,189,190

If Selena Gomez's followers all live in one country it would be the 12th most populated country in the world.

That's nearly half of Brazil's population.

The top filter in the US is Claredon.

The most popular filter in the world is also Claredon.

The majority of Instagram selfies have no filter added.

The best hashtag for marketing is #social

The best hashtag in general is #love

The best hashtag for restaurants is #food with #foodporn being a close second.

Other apps released by Instagram are Layouts, Boomerang and Hyperlapse.

Instagram has been downloaded over a billion times on android devices and more than 8 million times on IOS.

In 2016 Instagram was used by 48.8% of brands.

By the end of 2017 that number is expected to be 70.7%.

Top brands post on average 4.9 times per day on Instagram.

50% of Instagram users follow at least one brand.

5% of Instagrammers take action after being inspired by a post.

The top brand on Instagram is Nike with 68.1 million followers.

A close second is National Geographic with 65.7 million.

Statistically the best time to post on Instagram is Wednesday at 5pm.

Monday between 7pm and 10pm is the worst time to post.

Instagram has nearly 300 million pictures with the hashtag #selfie