Total babies named Tnia (all years): 61
| Year | Girls (count / rank / %) |
|---|---|
| 2008 | 7 / #15272 / 0.000% |
| 2006 | 5 / #19851 / 0.000% |
| 2004 | 7 / #14075 / 0.000% |
| 2002 | 9 / #11036 / 0.001% |
| 2001 | 5 / #17782 / 0.000% |
| 2000 | 8 / #11725 / 0.000% |
| 1999 | 8 / #11316 / 0.000% |
| 1998 | 7 / #12336 / 0.000% |
| 1997 | 5 / #15990 / 0.000% |