Total babies named Jas (all years): 124
| Year | Boys (count / rank / %) |
|---|---|
| 2021 | 6 / #11330 / 0.000% |
| 2016 | 5 / #13050 / 0.000% |
| 2014 | 6 / #11315 / 0.000% |
| 2011 | 6 / #11447 / 0.000% |
| 2008 | 5 / #13403 / 0.000% |
| 2006 | — |
| 2004 | 5 / #12156 / 0.000% |
| 2002 | 9 / #7292 / 0.000% |
| 1996 | 7 / #7482 / 0.000% |
| 1995 | 5 / #9458 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1993 | 5 / #9351 / 0.000% |
| 1992 | 5 / #9008 / 0.000% |
| 1990 | 8 / #6084 / 0.000% |
| 1977 | 5 / #6276 / 0.000% |
| 1921 | 5 / #4654 / 0.000% |
| 1920 | 6 / #4041 / 0.001% |
| 1916 | 8 / #3052 / 0.001% |
| 1905 | 5 / #1326 / 0.004% |
| 1885 | 5 / #1017 / 0.005% |
| 1884 | 5 / #1051 / 0.004% |