Total babies named Sou (all years): 113
| Year | Boys (count / rank / %) |
|---|---|
| 1997 | 7 / #7998 / 0.000% |
| 1995 | 6 / #8734 / 0.000% |
| 1994 | 10 / #5817 / 0.001% |
| 1993 | 9 / #6158 / 0.000% |
| 1992 | 7 / #7292 / 0.000% |
| 1991 | 9 / #5874 / 0.000% |
| 1990 | 9 / #5749 / 0.000% |
| 1989 | 8 / #6148 / 0.000% |
| 1988 | 5 / #8342 / 0.000% |
| 1987 | 6 / #6834 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1986 | 6 / #6623 / 0.000% |
| 1985 | 7 / #5690 / 0.000% |
| 1983 | 7 / #5413 / 0.000% |
| 1982 | 11 / #3921 / 0.001% |
| 1981 | 6 / #6152 / 0.000% |