20062006: 49 births, rank #2,477
2007: 77 births, rank #1,861
2008: 74 births, rank #1,932
2009: 96 births, rank #1,638
2010: 334 births, rank #698
20112011: 421 births, rank #593
2012: 452 births, rank #570
2013: 428 births, rank #592
2014: 562 births, rank #503
2015: 554 births, rank #520
20162016: 544 births, rank #536
2017: 480 births, rank #566
2018: 482 births, rank #573
2019: 511 births, rank #551
2020: 527 births, rank #534
20212021: 656 births, rank #459
2022: 670 births, rank #458
2023: 687 births, rank #450
2024: 643 births, rank #479
20252025: 579 births, rank #516
Callen moved from #480 to #516 for boys between 2024 and 2025. Its highest annual birth count came in 2023, with 687 births.