Total babies named Kouper (all years): 87
| Year | Boys (count / rank / %) |
|---|---|
| 2017 | 5 / #13392 / 0.000% |
| 2016 | 11 / #7405 / 0.001% |
| 2015 | 5 / #13180 / 0.000% |
| 2014 | 6 / #11519 / 0.000% |
| 2013 | 5 / #13212 / 0.000% |
| 2012 | 5 / #13350 / 0.000% |
| 2011 | 11 / #7287 / 0.001% |
| 2010 | 10 / #7904 / 0.001% |
| 2008 | 9 / #8705 / 0.000% |
| 2007 | 9 / #8617 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 2006 | 5 / #13159 / 0.000% |
| 2005 | 6 / #10881 / 0.000% |