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
20026041%206
20032713%233
20042410%257
20052510%282
20063914%321
20073812%359
20084914%408
20094712%455
20105312%508
20115210%560
20128315%643
20138613%729
201410114%830
201513917%969
201613214%1101
201717216%1273
201820316%1476
2019685%1544

Average year of entry = 2011.59