Ever wondered about how the Irish got that way?

Here are some intriguing facts and figures about the Irish in Ireland.

1. The average height of Irish men is 5' 8".

2. The average height of Irish women is 5'5".

Nowhere near the world's tallest man Robert Pershing Wadlow, the average Irish man is 5' 8", while the average Irish woman is 5'5" tall.

Nowhere near the world's tallest man Robert Pershing Wadlow, the average Irish man is 5' 8", while the average Irish woman is 5'5" tall.

3. 90% of Irish nationals are Catholic, but only 30% ever attend church.

The majority of Irish are Catholic, but only 30% commit to attending the church.

The majority of Irish are Catholic, but only 30% commit to attending the church.

4. The Irish report the lowest annual number of UFO sightings in Europe.

 

The annual number of UFO sightings reported in Ireland is the lowest in Europe.

The annual number of UFO sightings reported in Ireland is the lowest in Europe.

5. 70% of married Irish women would consider having an affair while on a foreign holiday without their spouse or children.

6. 90% of all Irish men would do the same.

70% of married Irish women are open to the idea of having an affair while on a foreign holiday without their families. 90% of all Irish men would do the same.

70% of married Irish women are open to the idea of having an affair while on a foreign holiday without their families. 90% of all Irish men would do the same.

7. 73% of Americans are unable to locate Ireland on a map bereft of country names.

Finding Ireland on a map without country names is a major challenge for 73% of Americans.

Finding Ireland on a map without country names is a major challenge for 73% of Americans.

 8. Raymond O'Brien was the shortest person in Irish history. The dwarf, who died in 1795, was one foot eleven inches tall.

 

The shortest person in Irish history, Raymond O'Brien.

The shortest person in Irish history, Raymond O'Brien.

9. Only 9% of the Irish population are natural redheads.

Natural red hair is quite rare - only nine percent of Irish have it.

Natural red hair is quite rare - only nine percent of Irish have it.

10. May is generally the driest month of the year in Ireland.

It doesn't always rain in Ireland - May is generally the driest month.

It doesn't always rain in Ireland - May is generally the driest month.

Read more: The top ten random and weird facts about Ireland

11. RTE's "The Late Late Show" is the world's second-longest running talk show and the longest running talk show in Europe.

"The Late Late Show", one of world's longest running talk shows, debuted in 1962.

"The Late Late Show", one of world's longest running talk shows, debuted in 1962.

12. 57% of Irish people wear glasses or contact lenses.

57% of the Irish population wear glasses or contact lenses.

57% of the Irish population wear glasses or contact lenses.

13. Cats now outnumber dogs by two to one as Ireland's most popular pet.

 

Cats reign supreme - they outnumber dogs by two to one as Ireland's most popular pet.

Cats reign supreme - they outnumber dogs by two to one as Ireland's most popular pet.

14. Dublin boasts one pub for every 100 head of population.

There's a pub for every 100 head of population in Dublin.

There's a pub for every 100 head of population in Dublin.

15. Irish marriages last an average of 13 years, although the majority do not end in divorce. Irish couples prefer to separate and live in sin with their new partners rather than go through costly legal proceedings.

Irish marriages last an average of 13 years.

Irish marriages last an average of 13 years.

16. A song only needs to sell 5,000 copies to top the Irish music charts.

Selling 5,000 copies of a song will land you in the top of the Irish music charts.

Selling 5,000 copies of a song will land you in the top of the Irish music charts.

17. A book only needs to sell 3,000 copies to top the Irish bestseller list.

To top the Irish bestseller list, a book needs to sell 3,000 copies.

To top the Irish bestseller list, a book needs to sell 3,000 copies.

18. The Canary Islands are the most popular sunshine holiday destination with retired Irish citizens.

Retired Irish citizens love to spend their holidays in the Canary Islands.

Retired Irish citizens love to spend their holidays in the Canary Islands.

19. The River Shannon is the longest river in Ireland or Britain.

The River Shannon, the longest Irish river, is 360 km (224 miles).

The River Shannon, the longest Irish river, is 360 km (224 miles).

20. The heaviest Irish person on record was Aine Gowan. At the time of her death she weighed over 600 pounds.

Read more: Top ten little-known facts about Ireland (VIDEO)

* Originally published in January 2014.