20062006: 10 births, rank #10,611
2007: 18 births, rank #7,092
2008: 18 births, rank #7,073
2009: 16 births, rank #7,679
2010: 18 births, rank #6,904
20112011: 28 births, rank #4,915
2012: 23 births, rank #5,710
2013: 20 births, rank #6,255
2014: 33 births, rank #4,350
2015: 39 births, rank #3,842
20162016: 35 births, rank #4,157
2017: 30 births, rank #4,576
2018: 36 births, rank #4,001
2019: 39 births, rank #3,788
2020: 22 births, rank #5,487
20212021: 26 births, rank #4,964
2022: 28 births, rank #4,793
2023: 28 births, rank #4,746
2024: 29 births, rank #4,669
20252025: 21 births, rank #5,722
Ona moved from #961 to #965 for girls between 1944 and 1945. Its highest annual birth count came in 1916, with 185 births.