Presences by Nations (general Pro's and Amateurs)

Editions	Nation	Swimmer
60	Italy	145 (24 women)
57	Argentina	84 (17 women)
43	Egypt	51 (12 women)
39	USA	43 (17 women)
35	Syria	22 (1 woman)
34	Spain	29 (5 women)
32	Netherlands	19 (7 women)
30	France	26 (5 women)
29	Yugoslavia	15 (3 women)
27	Hungary	16 (6 women)
26	England	14 (8 women)
25	Brazil	28 (10 women)
22	Canada	19 (12 women)
21	Germany	17 (6 women)
21	Macedonia	6 (1 woman)
17	Mexico	17 (5 women)
17	India	13 (2 women)
17	Australia	28 (13 women)
15	Lebanon	11
15	Turkey	11 (1 woman)
13	Sweden	9 (2 women)
12	Bulgaria	6 (3 women)
11	Czech Rep.	8 (2 women)
10	Iraq	14
10	Russia	7 (5 women)
10	Belgium	7 (2 woman)
9	Saudi Arabia	7
8	Sudan	9 (2 women)
8	Czechoslovakia	8 (4 women)
8	Croatia	5 (4 women)
8	Greece	5
7	Japan	2 (2 women)
7	Kuwait	10
6	Poland	8 (1 woman)
6	New Zeland	8 (4 women)
4	Denmark	4 (2 women)
4	Switzerland	2 (1 woman)
4	Malta	1
3	Belarus	2
3	Slovenia	3
3	South Africa	4 (1 woman)
3	Venezuela	2 (1 woman)
3	Pakistan	2
2	Antille Olandesi	3
2	Israel	2
2	Norway	1
2	Portugal	2
2	Chile	2 (1 woman)
1	URSS	2
1	Austria	1
1	UAE	2
1	Jordan	1
1	Libya	2
1	Oman	4
1	Kazakistan	1
1	Aruba	1
1	Palestine	1
1	Guatemala	1
1	Peru	1
1	Ireland	1
1	Romania	1
1	Monaco	1 (1 woman)