Total babies named Chao (all years): 320
| Year | Boys (count / rank / %) |
|---|---|
| 2013 | 5 / #12467 / 0.000% |
| 2000 | 6 / #9275 / 0.000% |
| 1995 | 6 / #7956 / 0.000% |
| 1994 | 5 / #9009 / 0.000% |
| 1993 | 6 / #7779 / 0.000% |
| 1992 | 7 / #6772 / 0.000% |
| 1991 | 13 / #4267 / 0.001% |
| 1990 | 9 / #5449 / 0.000% |
| 1989 | 11 / #4562 / 0.001% |
| 1988 | 18 / #2982 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1987 | 11 / #4007 / 0.001% |
| 1986 | 13 / #3472 / 0.001% |
| 1985 | 18 / #2729 / 0.001% |
| 1984 | 16 / #2843 / 0.001% |
| 1983 | 15 / #2942 / 0.001% |
| 1982 | 14 / #3129 / 0.001% |
| 1981 | 14 / #3053 / 0.001% |
| 1980 | 11 / #3652 / 0.001% |
| 1979 | 10 / #3846 / 0.001% |
| 1978 | 9 / #3905 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1977 | 9 / #3889 / 0.001% |
| 1976 | 7 / #4514 / 0.000% |
| 1975 | 11 / #3276 / 0.001% |
| 1974 | 13 / #2821 / 0.001% |
| 1973 | 8 / #3759 / 0.001% |
| 1972 | 7 / #4038 / 0.000% |
| 1971 | 12 / #2838 / 0.001% |