Table 6. Private sector employment by establishment age Professional, Scientific, and Technical Services Age Class March 1991 March 1992 March 1993 March 1994 March 1995 March 1996 Less than one year _ _ _ 261,243 262,770 270,477 1 year _ _ _ _ 273,134 272,905 2 years _ _ _ _ _ 271,969 3 years _ _ _ _ _ _ 4 years _ _ _ _ _ _ 5 years _ _ _ _ _ _ 6 years _ _ _ _ _ _ 7 years _ _ _ _ _ _ 8 years _ _ _ _ _ _ 9 years _ _ _ _ _ _ 10 years _ _ _ _ _ _ 11 years _ _ _ _ _ _ 12 years _ _ _ _ _ _ 13 years _ _ _ _ _ _ 14 years _ _ _ _ _ _ 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ 18 years _ _ _ _ _ _ 19 years _ _ _ _ _ _ 20 years _ _ _ _ _ _ 21 years _ _ _ _ _ _ 22 years _ _ _ _ _ _ 23 years _ _ _ _ _ _ 24 years _ _ _ _ _ _ 25 years _ _ _ _ _ _ 26 years _ _ _ _ _ _ 27 years _ _ _ _ _ _ 28 years _ _ _ _ _ _ 29 years _ _ _ _ _ _ Born before March 1993 4,859,649 4,860,468 4,970,715 4,846,387 4,773,053 4,648,774 Total 4,859,649 4,860,468 4,970,715 5,107,630 5,308,957 5,464,125 Age Class March 1997 March 1998 March 1999 March 2000 March 2001 March 2002 Less than one year 328,351 320,977 348,631 364,677 381,139 354,023 1 year 286,059 355,149 337,526 380,012 399,682 345,325 2 years 284,265 292,567 362,695 356,008 385,582 342,684 3 years 272,704 284,578 291,689 373,169 365,019 333,109 4 years _ 281,654 287,334 300,035 374,433 319,928 5 years _ _ 275,965 288,671 290,030 320,634 6 years _ _ _ 272,136 283,813 254,407 7 years _ _ _ _ 266,616 251,271 8 years _ _ _ _ _ 238,347 9 years _ _ _ _ _ _ 10 years _ _ _ _ _ _ 11 years _ _ _ _ _ _ 12 years _ _ _ _ _ _ 13 years _ _ _ _ _ _ 14 years _ _ _ _ _ _ 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ 18 years _ _ _ _ _ _ 19 years _ _ _ _ _ _ 20 years _ _ _ _ _ _ 21 years _ _ _ _ _ _ 22 years _ _ _ _ _ _ 23 years _ _ _ _ _ _ 24 years _ _ _ _ _ _ 25 years _ _ _ _ _ _ 26 years _ _ _ _ _ _ 27 years _ _ _ _ _ _ 28 years _ _ _ _ _ _ 29 years _ _ _ _ _ _ Born before March 1993 4,546,281 4,514,533 4,478,155 4,412,451 4,318,042 3,997,048 Total 5,717,660 6,049,458 6,381,995 6,747,159 7,064,356 6,756,776 Age Class March 2003 March 2004 March 2005 March 2006 March 2007 March 2008 Less than one year 292,044 274,795 280,547 287,773 296,211 285,334 1 year 338,174 288,672 279,613 288,401 291,920 298,371 2 years 317,864 314,806 293,838 288,023 286,513 292,114 3 years 315,578 307,417 316,603 301,226 286,226 285,712 4 years 305,843 314,702 306,469 322,419 298,625 279,335 5 years 300,372 292,006 309,193 312,374 323,072 292,998 6 years 293,827 291,829 287,584 316,610 304,941 318,128 7 years 241,154 276,168 288,928 295,695 317,205 301,405 8 years 236,745 232,852 272,662 297,416 294,571 318,199 9 years 229,948 227,390 234,088 272,205 297,225 292,540 10 years _ 218,710 232,247 231,158 269,579 296,218 11 years _ _ 216,637 233,754 226,812 265,225 12 years _ _ _ 217,688 232,208 222,976 13 years _ _ _ _ 204,596 228,136 14 years _ _ _ _ _ 202,881 15 years _ _ _ _ _ _ 16 years _ _ _ _ _ _ 17 years _ _ _ _ _ _ 18 years _ _ _ _ _ _ 19 years _ _ _ _ _ _ 20 years _ _ _ _ _ _ 21 years _ _ _ _ _ _ 22 years _ _ _ _ _ _ 23 years _ _ _ _ _ _ 24 years _ _ _ _ _ _ 25 years _ _ _ _ _ _ 26 years _ _ _ _ _ _ 27 years _ _ _ _ _ _ 28 years _ _ _ _ _ _ 29 years _ _ _ _ _ _ Born before March 1993 3,826,572 3,737,238 3,709,053 3,712,553 3,700,752 3,705,891 Total 6,698,121 6,776,585 7,027,462 7,377,295 7,630,456 7,885,463 Age Class March 2009 March 2010 March 2011 March 2012 March 2013 March 2014 Less than one year 242,614 235,447 241,887 271,065 261,471 251,639 1 year 262,462 226,369 233,254 245,949 270,231 264,278 2 years 276,778 244,990 232,437 233,310 247,646 268,783 3 years 271,295 261,143 246,339 227,500 233,809 246,037 4 years 265,265 256,552 259,824 248,175 225,153 236,975 5 years 259,201 250,859 254,225 259,930 248,896 222,858 6 years 273,963 241,994 250,427 258,951 255,003 247,500 7 years 292,889 258,156 238,609 251,491 255,093 253,002 8 years 283,562 270,642 254,792 236,854 250,846 254,149 9 years 295,920 263,349 267,247 254,061 234,934 246,370 10 years 269,725 278,568 260,472 264,011 249,388 231,873 11 years 281,079 257,838 274,401 254,825 257,620 248,676 12 years 245,079 264,432 255,504 269,127 250,783 251,731 13 years 208,067 229,850 262,628 242,814 267,530 251,799 14 years 209,680 196,157 226,549 268,670 243,018 262,463 15 years 188,622 202,031 195,295 225,413 274,867 238,461 16 years _ 179,171 201,771 191,910 226,345 275,570 17 years _ _ 179,051 193,701 192,162 223,781 18 years _ _ _ 180,275 192,233 189,277 19 years _ _ _ _ 184,677 189,516 20 years _ _ _ _ _ 179,305 21 years _ _ _ _ _ _ 22 years _ _ _ _ _ _ 23 years _ _ _ _ _ _ 24 years _ _ _ _ _ _ 25 years _ _ _ _ _ _ 26 years _ _ _ _ _ _ 27 years _ _ _ _ _ _ 28 years _ _ _ _ _ _ 29 years _ _ _ _ _ _ Born before March 1993 3,532,316 3,354,593 3,335,749 3,306,825 3,293,524 3,259,027 Total 7,658,517 7,472,141 7,670,461 7,884,857 8,115,229 8,293,070 Age Class March 2015 March 2016 March 2017 March 2018 March 2019 March 2020 Less than one year 262,663 268,451 255,026 274,491 287,826 285,555 1 year 265,048 281,328 281,910 279,988 287,438 291,908 2 years 269,031 264,849 283,937 293,913 289,459 292,399 3 years 266,708 268,609 265,601 287,455 294,608 289,873 4 years 244,349 264,887 268,309 268,456 286,044 293,811 5 years 235,041 239,495 263,516 264,626 268,558 285,227 6 years 221,354 230,401 234,748 260,485 265,064 268,018 7 years 251,504 217,523 222,456 231,724 260,560 259,500 8 years 251,678 250,791 213,670 219,207 228,896 258,486 9 years 254,915 252,170 244,667 212,666 214,671 223,745 10 years 245,631 251,416 249,766 237,488 210,787 210,091 11 years 232,146 241,086 245,450 247,471 236,369 208,968 12 years 244,022 227,346 234,243 239,351 242,352 230,240 13 years 255,851 240,499 222,018 234,358 237,822 238,022 14 years 256,652 244,975 238,840 217,646 233,831 234,931 15 years 261,464 257,428 234,530 226,932 212,712 228,652 16 years 239,027 262,039 255,455 234,081 222,211 208,720 17 years 283,948 245,802 254,484 251,753 228,364 215,913 18 years 223,953 283,370 244,455 261,053 247,698 222,684 19 years 188,444 223,313 285,355 246,226 257,969 243,232 20 years 187,927 190,600 220,968 279,773 237,055 255,110 21 years 178,265 181,811 187,345 221,635 282,914 233,351 22 years _ 177,449 180,505 187,027 216,491 274,675 23 years _ _ 174,576 177,600 187,294 214,335 24 years _ _ _ 175,068 176,266 185,122 25 years _ _ _ _ 173,717 173,047 26 years _ _ _ _ _ 170,880 27 years _ _ _ _ _ _ 28 years _ _ _ _ _ _ 29 years _ _ _ _ _ _ Born before March 1993 3,231,262 3,215,431 3,192,237 3,187,630 3,167,598 3,165,133 Total 8,550,883 8,781,069 8,954,067 9,218,103 9,454,574 9,661,628 Age Class March 2021 March 2022 March 2023 Less than one year 337,379 426,786 407,667 1 year 301,327 372,001 432,243 2 years 300,768 337,208 370,224 3 years 296,676 331,437 339,976 4 years 291,317 317,968 331,385 5 years 293,590 308,900 314,021 6 years 278,869 310,326 306,187 7 years 259,999 287,416 305,219 8 years 251,931 265,491 281,544 9 years 255,051 262,756 254,856 10 years 215,376 263,833 256,711 11 years 204,271 215,941 259,007 12 years 204,082 210,066 209,664 13 years 220,092 208,376 205,082 14 years 227,867 221,127 204,006 15 years 225,272 225,805 218,242 16 years 217,302 221,462 220,887 17 years 201,026 222,855 211,809 18 years 206,334 197,638 215,372 19 years 204,970 204,490 193,873 20 years 230,464 202,350 203,658 21 years 237,372 230,243 201,414 22 years 220,496 235,493 227,234 23 years 261,627 220,462 234,035 24 years 204,777 261,117 219,515 25 years 176,201 203,511 254,160 26 years 169,000 177,320 202,466 27 years 163,470 169,289 176,161 28 years _ 157,798 170,378 29 years _ _ 157,873 Born before March 1993 3,037,068 3,062,135 3,101,258 Total 9,693,974 10,331,600 10,686,127 NOTE: A '_' indicates that the data are not available and a 'N' indicates that the data do not meet BLS disclosure standards.