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. 2010 Aug 6;172(6):691–699. doi: 10.1093/aje/kwq190

Table 2.

Distribution of Person-Years for Female Cosmetologists and Manicurists Initially Licensed in California Between 1970 and 2005 by Age Group and Time Period

All Licenseesa
Cosmetologists
Manicurists
Person-Years % Person- Years % Person-Years %
Total 3,837,803.8 100 2,663,417.1 100 1,174,386.8 100
Age groups
    <30 years 798,682.0 20.8 540,760.5 20.3 257,921.5 22.0
    30–39 years 1,293,177.0 33.7 900,307.1 33.8 392,870.0 33.5
    40–49 years 1,050,334.9 27.4 741,649.8 27.8 308,685.1 26.3
    ≥50 years 695,609.9 18.1 480,699.7 18.0 214,910.2 18.3
Time period
    1988–1994 1,201,301.4 31.3 863,541.8 32.4 337,759.6 28.8
    1995–1999 1,088,689.1 28.4 756,864.7 28.4 331,824.4 28.3
    2000–2005 1,547,813.3 40.3 1,043,010.5 39.2 504,802.8 43.0
a

Includes cosmetologist and manicurist licensees.