Quarter	Thousands of Persons, Seasonally Adjusted
1955-01-01	23593.33
1955-04-01	23860.00
1955-07-01	23923.33
1955-10-01	24190.00
1956-01-01	24270.00
1956-04-01	24450.00
1956-07-01	24480.00
1956-10-01	24663.33
1957-01-01	25100.00
1957-04-01	25046.67
1957-07-01	25270.00
1957-10-01	25320.00
1958-01-01	25183.33
1958-04-01	25216.67
1958-07-01	25353.33
1958-10-01	25456.67
1959-01-01	25446.67
1959-04-01	25650.00
1959-07-01	25726.67
1959-10-01	25746.67
1960-01-01	26120.00
1960-04-01	26290.00
1960-07-01	26333.33
1960-10-01	26480.00
1961-01-01	26610.00
1961-04-01	26573.33
1961-07-01	26776.67
1961-10-01	26923.33
1962-01-01	27116.67
1962-04-01	27173.33
1962-07-01	27243.33
1962-10-01	27290.00
1963-01-01	27216.67
1963-04-01	27546.67
1963-07-01	27686.67
1963-10-01	27816.67
1964-01-01	27826.67
1964-04-01	27923.33
1964-07-01	28020.00
1964-10-01	28260.00
1965-01-01	28373.33
1965-04-01	28403.33
1965-07-01	28570.00
1965-10-01	28696.67
1966-01-01	28950.00
1966-04-01	29060.00
1966-07-01	29070.00
1966-10-01	29180.00
1967-01-01	29256.67
1967-04-01	29526.67
1967-07-01	29776.67
1967-10-01	29736.67
1968-01-01	29970.00
1968-04-01	30120.00
1968-07-01	30280.00
1968-10-01	30500.00
1969-01-01	30376.67
1969-04-01	30490.00
1969-07-01	30610.00
1969-10-01	30743.33
1970-01-01	30840.00
1970-04-01	30843.33
1970-07-01	30956.67
1970-10-01	31050.00
1971-01-01	31323.33
1971-04-01	31420.00
1971-07-01	31366.67
1971-10-01	31516.67
1972-01-01	31576.67
1972-04-01	31693.33
1972-07-01	31970.00
1972-10-01	31920.00
1973-01-01	32186.67
1973-04-01	32253.33
1973-07-01	32416.67
1973-10-01	32526.67
1974-01-01	32580.00
1974-04-01	32683.33
1974-07-01	32620.00
1974-10-01	32640.00
1975-01-01	32553.33
1975-04-01	32596.67
1975-07-01	32720.00
1975-10-01	32930.00
1976-01-01	32953.33
1976-04-01	32850.00
1976-07-01	32936.67
1976-10-01	33030.00
1977-01-01	33053.33
1977-04-01	32996.67
1977-07-01	33146.67
1977-10-01	33173.33
1978-01-01	33176.67
1978-04-01	33313.33
1978-07-01	33226.67
1978-10-01	33316.67
1979-01-01	33416.67
1979-04-01	33643.33
1979-07-01	33713.33
1979-10-01	33760.00
1980-01-01	33803.33
1980-04-01	33880.00
1980-07-01	33993.33
1980-10-01	34096.67
1981-01-01	34280.00
1981-04-01	34153.33
1981-07-01	34223.33
1981-10-01	34126.67
1982-01-01	34230.00
1982-04-01	34373.33
1982-07-01	34373.33
1982-10-01	34533.33
1983-01-01	34613.33
1983-04-01	34700.00
1983-07-01	34710.00
1983-10-01	34750.00
1984-01-01	34733.33
1984-04-01	34806.67
1984-07-01	34866.67
1984-10-01	34966.67
1985-01-01	35000.00
1985-04-01	35030.00
1985-07-01	35040.00
1985-10-01	35056.67
1986-01-01	35176.67
1986-04-01	35196.67
1986-07-01	35340.00
1986-10-01	35330.00
1987-01-01	35350.00
1987-04-01	35393.33
1987-07-01	35593.33
1987-10-01	35680.00
1988-01-01	35793.33
1988-04-01	36016.67
1988-07-01	36070.00
1988-10-01	36203.33
1989-01-01	36300.00
1989-04-01	36453.33
1989-07-01	36633.33
1989-10-01	36766.67
1990-01-01	36853.33
1990-04-01	37076.67
1990-07-01	37196.67
1990-10-01	37416.67
1991-01-01	37533.33
1991-04-01	37746.67
1991-07-01	37850.00
1991-10-01	37930.00
1992-01-01	38176.67
1992-04-01	38063.33
1992-07-01	38150.00
1992-10-01	38300.00
1993-01-01	38366.67
1993-04-01	38386.67
1993-07-01	38386.67
1993-10-01	38463.33
1994-01-01	38383.33
1994-04-01	38410.00
1994-07-01	38393.33
1994-10-01	38380.00
1995-01-01	38353.33
1995-04-01	38380.00
1995-07-01	38553.33
1995-10-01	38436.67
1996-01-01	38403.33
1996-04-01	38510.00
1996-07-01	38716.67
1996-10-01	38710.00
1997-01-01	38956.67
1997-04-01	39080.00
1997-07-01	38853.33
1997-10-01	38783.33
1998-01-01	38716.67
1998-04-01	38650.00
1998-07-01	38503.33
1998-10-01	38440.00
1999-01-01	38386.67
1999-04-01	38216.67
1999-07-01	38290.00
1999-10-01	38330.00
2000-01-01	38146.67
2000-04-01	38126.67
2000-07-01	38123.33
2000-10-01	38290.00
2001-01-01	38076.67
2001-04-01	37906.67
2001-07-01	37773.33
2001-10-01	37566.67
2002-01-01	37586.67
2002-04-01	37333.33
2002-07-01	37353.33
2002-10-01	37196.67
2003-01-01	37210.00
2003-04-01	37220.00
2003-07-01	37160.00
2003-10-01	37170.00
2004-01-01	37116.67
2004-04-01	37190.00
2004-07-01	37080.00
2004-10-01	37136.67
2005-01-01	37130.00
2005-04-01	37170.00
2005-07-01	37316.67
2005-10-01	37296.67
2006-01-01	37246.67
2006-04-01	37296.67
2006-07-01	37336.67
2006-10-01	37333.33
2007-01-01	37490.00
2007-04-01	37600.00
2007-07-01	37560.00
2007-10-01	37470.00
2008-01-01	37370.00
2008-04-01	37380.00
2008-07-01	37253.33
2008-10-01	37176.67
2009-01-01	36853.33
2009-04-01	36453.33
2009-07-01	36223.33
2009-10-01	36233.33
2010-01-01	36223.33
2010-04-01	36123.33
2010-07-01	36190.00
2010-10-01	36073.33
2011-01-01	35631.28
2011-04-01	34543.16
2011-07-01	35020.00
2011-10-01	36013.33
2012-01-01	36226.67