Solid line = floor (spellings that unambiguously belong to the group). Shaded band up to the dashed edge = ceiling (the most it could reach if every ambiguous spelling counted here).
Jose was more common in the past and has since settled at a lower, steady level. All-time it's been given to 596,732 U.S. babies, the 192nd most common name by sound today, peaking at 12,916 in 2002, with 3,678 in 2025.
Jose has no common alternate spellings by sound.