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
20002128%96
20015052%146
20025940%205
20032713%232
20042410%256
20052510%281
20063814%319
20073812%357
20084914%406
20094712%453
20105312%506
20115110%557
20128315%640
20138613%726
201410314%829
201513717%966
201613214%1098
201717116%1269
201820316%1472
2019312%1503

Average year of entry = 2011.41