Month	Persons
1968-01-01	5720000
1968-02-01	5840000
1968-03-01	5280000
1968-04-01	5000000
1968-05-01	4900000
1968-06-01	4790000
1968-07-01	4800000
1968-08-01	4950000
1968-09-01	5030000
1968-10-01	4950000
1968-11-01	5180000
1968-12-01	5510000
1969-01-01	5810000
1969-02-01	5910000
1969-03-01	5370000
1969-04-01	5060000
1969-05-01	4950000
1969-06-01	4900000
1969-07-01	4920000
1969-08-01	5100000
1969-09-01	5160000
1969-10-01	5250000
1969-11-01	5360000
1969-12-01	5510000
1970-01-01	5770000
1970-02-01	5870000
1970-03-01	5260000
1970-04-01	5010000
1970-05-01	5070000
1970-06-01	5100000
1970-07-01	5000000
1970-08-01	5150000
1970-09-01	5210000
1970-10-01	5310000
1970-11-01	5360000
1970-12-01	5400000
1971-01-01	5520000
1971-02-01	5490000
1971-03-01	5050000
1971-04-01	4810000
1971-05-01	4760000
1971-06-01	4940000
1971-07-01	4970000
1971-08-01	5120000
1971-09-01	5210000
1971-10-01	5240000
1971-11-01	5250000
1971-12-01	5260000
1972-01-01	5490000
1972-02-01	5420000
1972-03-01	5170000
1972-04-01	4880000
1972-05-01	4880000
1972-06-01	4930000
1972-07-01	4870000
1972-08-01	5050000
1972-09-01	5080000
1972-10-01	5160000
1972-11-01	5420000
1972-12-01	5400000
1973-01-01	5520000
1973-02-01	5490000
1973-03-01	5290000
1973-04-01	5010000
1973-05-01	4880000
1973-06-01	4920000
1973-07-01	4830000
1973-08-01	5030000
1973-09-01	5170000
1973-10-01	5120000
1973-11-01	5220000
1973-12-01	5420000
1974-01-01	5660000
1974-02-01	5610000
1974-03-01	5090000
1974-04-01	5020000
1974-05-01	5030000
1974-06-01	5060000
1974-07-01	5170000
1974-08-01	5230000
1974-09-01	5260000
1974-10-01	5210000
1974-11-01	5280000
1974-12-01	5500000
1975-01-01	5820000
1975-02-01	5820000
1975-03-01	5470000
1975-04-01	5340000
1975-05-01	5250000
1975-06-01	5440000
1975-07-01	5340000
1975-08-01	5390000
1975-09-01	5350000
1975-10-01	5280000
1975-11-01	5280000
1975-12-01	5250000
1976-01-01	5650000
1976-02-01	5670000
1976-03-01	5440000
1976-04-01	5380000
1976-05-01	5390000
1976-06-01	5370000
1976-07-01	5350000
1976-08-01	5420000
1976-09-01	5510000
1976-10-01	5550000
1976-11-01	5510000
1976-12-01	5660000
1977-01-01	5980000
1977-02-01	5960000
1977-03-01	5620000
1977-04-01	5600000
1977-05-01	5620000
1977-06-01	5560000
1977-07-01	5500000
1977-08-01	5660000
1977-09-01	5720000
1977-10-01	5840000
1977-11-01	5720000
1977-12-01	5760000
1978-01-01	6090000
1978-02-01	5960000
1978-03-01	5700000
1978-04-01	5510000
1978-05-01	5380000
1978-06-01	5470000
1978-07-01	5580000
1978-08-01	5770000
1978-09-01	5850000
1978-10-01	5850000
1978-11-01	5780000
1978-12-01	5910000
1979-01-01	6210000
1979-02-01	6190000
1979-03-01	5930000
1979-04-01	5680000
1979-05-01	5550000
1979-06-01	5410000
1979-07-01	5390000
1979-08-01	5640000
1979-09-01	5940000
1979-10-01	5800000
1979-11-01	5840000
1979-12-01	5930000
1980-01-01	6200000
1980-02-01	6330000
1980-03-01	6010000
1980-04-01	5830000
1980-05-01	5840000
1980-06-01	5680000
1980-07-01	5680000
1980-08-01	5870000
1980-09-01	5960000
1980-10-01	5900000
1980-11-01	5970000
1980-12-01	6030000
1981-01-01	6220000
1981-02-01	6170000
1981-03-01	5840000
1981-04-01	5710000
1981-05-01	5790000
1981-06-01	5640000
1981-07-01	5720000
1981-08-01	5870000
1981-09-01	6070000
1981-10-01	6100000
1981-11-01	6100000
1981-12-01	6260000
1982-01-01	6430000
1982-02-01	6320000
1982-03-01	5940000
1982-04-01	5630000
1982-05-01	5730000
1982-06-01	5870000
1982-07-01	5890000
1982-08-01	5970000
1982-09-01	6110000
1982-10-01	6090000
1982-11-01	6040000
1982-12-01	6070000
1983-01-01	6230000
1983-02-01	6320000
1983-03-01	6150000
1983-04-01	5870000
1983-05-01	5750000
1983-06-01	5750000
1983-07-01	5880000
1983-08-01	6030000
1983-09-01	6130000
1983-10-01	6170000
1983-11-01	6170000
1983-12-01	6320000
1984-01-01	6490000
1984-02-01	6490000
1984-03-01	6380000
1984-04-01	6120000
1984-05-01	6100000
1984-06-01	6070000
1984-07-01	6200000
1984-08-01	6240000
1984-09-01	6260000
1984-10-01	6350000
1984-11-01	6380000
1984-12-01	6520000
1985-01-01	6750000
1985-02-01	6870000
1985-03-01	6630000
1985-04-01	6350000
1985-05-01	6370000
1985-06-01	6400000
1985-07-01	6450000
1985-08-01	6590000
1985-09-01	6620000
1985-10-01	6680000
1985-11-01	6700000
1985-12-01	6870000
1986-01-01	7000000
1986-02-01	7130000
1986-03-01	6850000
1986-04-01	6520000
1986-05-01	6570000
1986-06-01	6620000
1986-07-01	6530000
1986-08-01	6570000
1986-09-01	6760000
1986-10-01	6830000
1986-11-01	6900000
1986-12-01	7080000
1987-01-01	7310000
1987-02-01	7350000
1987-03-01	7040000
1987-04-01	6790000
1987-05-01	6800000
1987-06-01	6810000
1987-07-01	6790000
1987-08-01	6720000
1987-09-01	6930000
1987-10-01	7010000
1987-11-01	7080000
1987-12-01	7250000
1988-01-01	7520000
1988-02-01	7550000
1988-03-01	7270000
1988-04-01	6980000
1988-05-01	6980000
1988-06-01	6890000
1988-07-01	6940000
1988-08-01	7000000
1988-09-01	7250000
1988-10-01	7320000
1988-11-01	7250000
1988-12-01	7340000
1989-01-01	7680000
1989-02-01	7610000
1989-03-01	7360000
1989-04-01	7030000
1989-05-01	7020000
1989-06-01	6970000
1989-07-01	6980000
1989-08-01	7150000
1989-09-01	7360000
1989-10-01	7330000
1989-11-01	7240000
1989-12-01	7350000
1990-01-01	7690000
1990-02-01	7580000
1990-03-01	7340000
1990-04-01	7110000
1990-05-01	6930000
1990-06-01	6980000
1990-07-01	6980000
1990-08-01	7240000
1990-09-01	7120000
1990-10-01	6920000
1990-11-01	7120000
1990-12-01	7220000
1991-01-01	7500000
1991-02-01	7460000
1991-03-01	7020000
1991-04-01	6910000
1991-05-01	6850000
1991-06-01	6810000
1991-07-01	6910000
1991-08-01	7010000
1991-09-01	6950000
1991-10-01	6970000
1991-11-01	6970000
1991-12-01	7010000
1992-01-01	7170000
1992-02-01	7120000
1992-03-01	6970000
1992-04-01	6680000
1992-05-01	6720000
1992-06-01	6890000
1992-07-01	6700000
1992-08-01	6810000
1992-09-01	6920000
1992-10-01	6750000
1992-11-01	6740000
1992-12-01	6800000
1993-01-01	7180000
1993-02-01	7110000
1993-03-01	6930000
1993-04-01	6700000
1993-05-01	6580000
1993-06-01	6640000
1993-07-01	6560000
1993-08-01	6670000
1993-09-01	6720000
1993-10-01	6590000
1993-11-01	6650000
1993-12-01	6770000
1994-01-01	7170000
1994-02-01	7150000
1994-03-01	6920000
1994-04-01	6720000
1994-05-01	6540000
1994-06-01	6590000
1994-07-01	6540000
1994-08-01	6550000
1994-09-01	6660000
1994-10-01	6690000
1994-11-01	6800000
1994-12-01	6860000
1995-01-01	7200000
1995-02-01	7240000
1995-03-01	6920000
1995-04-01	6670000
1995-05-01	6640000
1995-06-01	6590000
1995-07-01	6430000
1995-08-01	6510000
1995-09-01	6550000
1995-10-01	6530000
1995-11-01	6630000
1995-12-01	6720000
1996-01-01	6930000
1996-02-01	6940000
1996-03-01	6750000
1996-04-01	6460000
1996-05-01	6360000
1996-06-01	6280000
1996-07-01	6200000
1996-08-01	6230000
1996-09-01	6350000
1996-10-01	6390000
1996-11-01	6490000
1996-12-01	6400000
1997-01-01	6570000
1997-02-01	6650000
1997-03-01	6400000
1997-04-01	6210000
1997-05-01	6060000
1997-06-01	6060000
1997-07-01	6110000
1997-08-01	6240000
1997-09-01	6350000
1997-10-01	6380000
1997-11-01	6500000
1997-12-01	6440000
1998-01-01	6620000
1998-02-01	6730000
1998-03-01	6480000
1998-04-01	6310000
1998-05-01	6140000
1998-06-01	6080000
1998-07-01	6230000
1998-08-01	6290000
1998-09-01	6320000
1998-10-01	6310000
1998-11-01	6370000
1998-12-01	6360000
1999-01-01	6450000
1999-02-01	6600000
1999-03-01	6470000
1999-04-01	6300000
1999-05-01	6180000
1999-06-01	6140000
1999-07-01	6300000
1999-08-01	6290000
1999-09-01	6260000
1999-10-01	6270000
1999-11-01	6390000
1999-12-01	6390000
2000-01-01	6610000
2000-02-01	6690000
2000-03-01	6470000
2000-04-01	6320000
2000-05-01	6150000
2000-06-01	6240000
2000-07-01	6330000
2000-08-01	6250000
2000-09-01	6250000
2000-10-01	6240000
2000-11-01	6230000
2000-12-01	6340000
2001-01-01	6630000
2001-02-01	6680000
2001-03-01	6470000
2001-04-01	6220000
2001-05-01	6170000
2001-06-01	6330000
2001-07-01	6300000
2001-08-01	6230000
2001-09-01	6470000
2001-10-01	6470000
2001-11-01	6490000
2001-12-01	6620000
2002-01-01	6790000
2002-02-01	6800000
2002-03-01	6520000
2002-04-01	6350000
2002-05-01	6430000
2002-06-01	6450000
2002-07-01	6410000
2002-08-01	6280000
2002-09-01	6490000
2002-10-01	6420000
2002-11-01	6600000
2002-12-01	6640000
2003-01-01	6740000
2003-02-01	6780000
2003-03-01	6560000
2003-04-01	6440000
2003-05-01	6410000
2003-06-01	6420000
2003-07-01	6490000
2003-08-01	6470000
2003-09-01	6510000
2003-10-01	6500000
2003-11-01	6470000
2003-12-01	6550000
2004-01-01	6820000
2004-02-01	6870000
2004-03-01	6860000
2004-04-01	6580000
2004-05-01	6530000
2004-06-01	6590000
2004-07-01	6560000
2004-08-01	6480000
2004-09-01	6630000
2004-10-01	6560000
2004-11-01	6570000
2004-12-01	6700000
2005-01-01	6850000
2005-02-01	6940000
2005-03-01	6740000
2005-04-01	6570000
2005-05-01	6540000
2005-06-01	6500000
2005-07-01	6440000
2005-08-01	6460000
2005-09-01	6380000
2005-10-01	6350000
2005-11-01	6460000
2005-12-01	6570000
2006-01-01	6660000
2006-02-01	6640000
2006-03-01	6420000
2006-04-01	6240000
2006-05-01	6210000
2006-06-01	6260000
2006-07-01	6360000
2006-08-01	6320000
2006-09-01	6310000
2006-10-01	6270000
2006-11-01	6420000
2006-12-01	6460000
2007-01-01	6500000
2007-02-01	6380000
2007-03-01	6200000
2007-04-01	5930000
2007-05-01	5930000
2007-06-01	5980000
2007-07-01	6130000
2007-08-01	6150000
2007-09-01	6060000
2007-10-01	6060000
2007-11-01	6160000
2007-12-01	6290000
2008-01-01	6390000
2008-02-01	6330000
2008-03-01	6330000
2008-04-01	6040000
2008-05-01	5790000
2008-06-01	6010000
2008-07-01	6250000
2008-08-01	5930000
2008-09-01	6000000
2008-10-01	6050000
2008-11-01	6100000
2008-12-01	6190000
2009-01-01	6350000
2009-02-01	6390000
2009-03-01	6300000
2009-04-01	6110000
2009-05-01	5980000
2009-06-01	6120000
2009-07-01	6210000
2009-08-01	6110000
2009-09-01	6150000
2009-10-01	6150000
2009-11-01	6320000
2009-12-01	6420000
2010-01-01	6360000
2010-02-01	6420000
2010-03-01	6130000
2010-04-01	6060000
2010-05-01	6040000
2010-06-01	6050000
2010-07-01	6190000
2010-08-01	6130000
2010-09-01	6120000
2010-10-01	6170000
2010-11-01	6240000
2010-12-01	6310000
2011-01-01	6360000
2011-02-01	6390000
2011-03-01	6120000
2011-04-01	5850000
2011-05-01	5800000
2011-06-01	5840000
2011-07-01	6070000
2011-08-01	6140000
2011-09-01	6420000
2011-10-01	6340000
2011-11-01	6310000
2011-12-01	6330000
2012-01-01	6410000
2012-02-01	6530000
2012-03-01	6530000
2012-04-01	6290000
2012-05-01	6300000
2012-06-01	6090000
2012-07-01	6260000
2012-08-01	6320000
2012-09-01	6250000
2012-10-01	6180000
2012-11-01	6300000
2012-12-01	6500000
2013-01-01	6310000
2013-02-01	6410000
2013-03-01	6370000
2013-04-01	6090000
2013-05-01	6040000
2013-06-01	5950000
2013-07-01	6090000
2013-08-01	6020000
2013-09-01	6050000
2013-10-01	6110000
2013-11-01	6050000
2013-12-01	6210000
2014-01-01	6210000
2014-02-01	6170000
2014-03-01	5990000
2014-04-01	5820000
2014-05-01	5760000
2014-06-01	5820000
2014-07-01	5960000
2014-08-01	5870000
2014-09-01	5780000
2014-10-01	5880000
2014-11-01	6040000
2014-12-01	6020000
2015-01-01	5990000
2015-02-01	5950000
2015-03-01	5900000
2015-04-01	5850000
2015-05-01	5820000
2015-06-01	5830000
2015-07-01	5900000
2015-08-01	5790000
2015-09-01	5610000
2015-10-01	5670000
2015-11-01	5810000
2015-12-01	5750000
2016-01-01	5850000
2016-02-01	5760000
2016-03-01	5760000
2016-04-01	5560000
2016-05-01	5480000
2016-06-01	5540000
2016-07-01	5620000
2016-08-01	5470000
2016-09-01	5410000
2016-10-01	5410000
2016-11-01	5630000
2016-12-01	5530000
2017-01-01	5650000
2017-02-01	5760000
2017-03-01	5750000
2017-04-01	5580000
2017-05-01	5390000
2017-06-01	5420000
2017-07-01	5420000
2017-08-01	5450000
2017-09-01	5400000
2017-10-01	5380000
2017-11-01	5540000
2017-12-01	5500000
2018-01-01	5500000
2018-02-01	5520000
2018-03-01	5420000
2018-04-01	5250000
2018-05-01	5110000
2018-06-01	5100000
2018-07-01	5220000
2018-08-01	5200000
2018-09-01	5210000