Year-of-Entry Distribution

The following table displays the distribution of our members by year of entry into Mensa. Please note that the actual number of members that Mensa Switzerland had in these years is higher, because in this table only members who are still members today are counted. Nevertheless, the numbers can give you some indication of the speed at which Mensa Switzerland was growing at various times. In percentage terms, Mensa Switzerland underwent a particularly rapid expansion in the five years from 1998 to 2002.
Year of EntryNumber of Members who joined in that yearGrowth in %Cumulative
196522
1966150%3
1970133%4
1972125%5
1975240%7
1977114%8
1981450%12
198218%13
1983215%15
198617%16
1990319%19
1991421%23
199214%24
1993729%31
199413%32
199526%34
199639%37
1997616%43
19981740%60
19991525%75
20001925%94
20015053%144
20026042%204
20032613%230
20042210%252
2005239%275
20063914%314
20073511%349
20084613%395
20094411%439
20105112%490
20114810%538
20127915%617
20138514%702
20149614%798
201513116%929
201612614%1055
201715515%1210
201818215%1392
201923417%1626
2020594%1685

Average year of entry = 2012.49