| Year |
Event |
Status |
Participants |
NOCs |
| 1968 |
200 metres Individual Medley, Women |
Olympic |
39 |
26 |
| 1972 |
200 metres Individual Medley, Women |
Olympic |
44 |
26 |
| 1984 |
200 metres Individual Medley, Women |
Olympic |
27 |
21 |
| 1988 |
200 metres Individual Medley, Women |
Olympic |
36 |
24 |
| 1992 |
200 metres Individual Medley, Women |
Olympic |
43 |
31 |
| 1996 |
200 metres Individual Medley, Women |
Olympic |
43 |
39 |
| 2000 |
200 metres Individual Medley, Women |
Olympic |
36 |
28 |
| 2004 |
200 metres Individual Medley, Women |
Olympic |
30 |
27 |
| 2008 |
200 metres Individual Medley, Women |
Olympic |
38 |
29 |
| 2012 |
200 metres Individual Medley, Women |
Olympic |
34 |
28 |
| 2016 |
200 metres Individual Medley, Women |
Olympic |
39 |
26 |
| 2020 |
200 metres Individual Medley, Women |
Olympic |
27 |
20 |
| 2024 |
200 metres Individual Medley, Women |
Olympic |
34 |
27 |