Valentine's Day: Love factually

Our most intimate secrets can be collated and turned into cold, hard stats. Read on to find out if you're Mr Average or Ms Unusual

43.7 the average age at which men get divorced

41.2 the average age at which women get divorced

60% of adults say sex is fun, enjoyable and a vital part of life

1/3 the proportion of women who regularly orgasm

13 the number of sexual partners the average heterosexual man claims to have had

7 the number of sexual partners the average heterosexual woman claims to have had

108 the number of sexual partners the average homosexual man claims to have had

9% of women claim to have been in concurrent relationships – ie with more than one partner at the same time - in the past year

One in five the proportion of adults who would consider leaving their partner if they won the Lotto

572,641 the number of UK users illicitencounters.co.uk claims for its site

30 the average age of the first-time bride

32 the average age of the first-time groom

2/3 the proportion of adults who claim to be in a stable relationship

7 the average length in years of a UK marriage

2% of Britons claim they have sex more than 31 times a month

92% of adults define themselves as heterosexual

2/3 the proportion of adults who believe they don't have sex often enough

12% of men do not know their partner's eye colour

2% of Britons claim not to know their sexuality

25% of Britons say that they have sex less than once a month

14% of people admit forgetting to do something for their partner on Valentine's Day

One in three the proportion of adults who admit to having had sex in public

2/3 the proportion of men who regularly orgasm

16-17 the average age for either sex to lose their virginity

1.8 million the number of British adults who will have had sexual contact with more than 100 partners during their lifetime

One third the proportion of adults who believe the exchange of flirty texts or emails constitutes an affair

75% of men and women claim to have experienced oral sex in the past year

£45 the average amount customers from London spend at Interflora for Valentine's Day

14% of men claim to have been in concurrent relationships – ie with more than one partner at the same time – in the past year

59% of adults claim to make love once a week

1/3 the proportion of adults who admit cheating on their partners

14.6 the average length, in years, of a relationship outside the South-east

39% of adults equate kissing someone else with having an affair

6 the number of times the average woman claims to have had sex each month

1 million the number of roses Interflora expects to deliver on Valentine's Day

19% of women consider themselves very good lovers

39% of men consider themselves very good lovers

8 the number of times the average man claims to have had sex each month

11.5 the average length, in years, of a relationship in the South-east

44% of adults declare themselves fully satisfied with their sex lives

Additional research: Kimberly Middleton

Sources: Relate; Durex; Interflora; Pfizer; Family Planning Association