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
1972133%4
1975250%6
1977233%8
1981450%12
198218%13
1983215%15
198617%16
1990213%18
1991422%22
199215%23
1993730%30
199413%31
199513%32
199626%34
1997618%40
19981538%55
19991425%69
20001928%88
20015057%138
20025943%197
20032714%224
20042310%247
2005229%269
20063714%306
20073311%339
20084413%383
20093810%421
20104711%468
20114810%516
20127515%591
20137913%670
20148913%759
201512617%885
20169911%984
201713314%1117
201817215%1289
201920316%1492
202019113%1683
2021855%1768

Average year of entry = 2013.29