Students at the University of Glamorgan are among the most sexually active in the UK, having bedded an average 4.69 partners since enrolling.
That is according to a survey by student website studentbeans.com. The institution, which since merging with the University of Wales, Newport, has become The University of South Wales, was ranked number 16 of 109 in the 2013 University Sex League.
It is down from number 15 last year, when students were found to have had an average 4.67 partners since joining.
Meanwhile Swansea University dropped 58 places to be ranked number 70, with a score of 3.4. Last year students there had an average 4.75 lovers.
This year Cardiff University, where students were found to have bedded 3.5 partners, came in at number 64. The institution has fallen from number 41 in the league last year.
The University of Wales Institute, Cardiff, was this year rated number 47, with a score of 3.76. Meanwhile students at Bangor University were said to have had 3.97 lovers, taking the institution to number 39 in the league.
Roehampton University topped this year's sex league, with students bedding an average 6.32 partners. Liverpool Hope University came second, with 6.06 lovers.
The institutions were followed by the Open University; the University of Dundee; Edge Hill University; the University of Westminster; Manchester Metropolitan University; Queen Margaret University in Edinburgh; Aston University and Aberystwyth University.
Oxford came in 33rd place with a score of 4.17, Cambridge was rated number 41 with 3.92 and LSE came 18th with 4.68.
Conversely, undergraduates at the University of Salford came 109th in the sex league, with an average 1.35 partners.
Students at Royal Holloway, University of London were also found to be reserved, with a score of 1.61.
