Month	Persons
1968-01-01	710000
1968-02-01	740000
1968-03-01	810000
1968-04-01	620000
1968-05-01	530000
1968-06-01	510000
1968-07-01	580000
1968-08-01	570000
1968-09-01	520000
1968-10-01	460000
1968-11-01	430000
1968-12-01	470000
1969-01-01	630000
1969-02-01	670000
1969-03-01	730000
1969-04-01	590000
1969-05-01	570000
1969-06-01	580000
1969-07-01	570000
1969-08-01	520000
1969-09-01	520000
1969-10-01	470000
1969-11-01	440000
1969-12-01	470000
1970-01-01	610000
1970-02-01	640000
1970-03-01	650000
1970-04-01	630000
1970-05-01	520000
1970-06-01	480000
1970-07-01	560000
1970-08-01	580000
1970-09-01	610000
1970-10-01	600000
1970-11-01	550000
1970-12-01	520000
1971-01-01	640000
1971-02-01	710000
1971-03-01	780000
1971-04-01	660000
1971-05-01	580000
1971-06-01	550000
1971-07-01	580000
1971-08-01	630000
1971-09-01	560000
1971-10-01	580000
1971-11-01	580000
1971-12-01	620000
1972-01-01	830000
1972-02-01	830000
1972-03-01	920000
1972-04-01	760000
1972-05-01	670000
1972-06-01	630000
1972-07-01	660000
1972-08-01	680000
1972-09-01	750000
1972-10-01	620000
1972-11-01	600000
1972-12-01	650000
1973-01-01	780000
1973-02-01	750000
1973-03-01	810000
1973-04-01	740000
1973-05-01	680000
1973-06-01	660000
1973-07-01	610000
1973-08-01	600000
1973-09-01	610000
1973-10-01	520000
1973-11-01	550000
1973-12-01	540000
1974-01-01	720000
1974-02-01	810000
1974-03-01	880000
1974-04-01	680000
1974-05-01	620000
1974-06-01	610000
1974-07-01	590000
1974-08-01	730000
1974-09-01	680000
1974-10-01	730000
1974-11-01	680000
1974-12-01	810000
1975-01-01	970000
1975-02-01	1060000
1975-03-01	1090000
1975-04-01	960000
1975-05-01	890000
1975-06-01	890000
1975-07-01	850000
1975-08-01	920000
1975-09-01	960000
1975-10-01	1000000
1975-11-01	960000
1975-12-01	1030000
1976-01-01	1210000
1976-02-01	1210000
1976-03-01	1220000
1976-04-01	1090000
1976-05-01	1020000
1976-06-01	1000000
1976-07-01	930000
1976-08-01	990000
1976-09-01	980000
1976-10-01	960000
1976-11-01	920000
1976-12-01	880000
1977-01-01	1100000
1977-02-01	1180000
1977-03-01	1210000
1977-04-01	1010000
1977-05-01	1050000
1977-06-01	1070000
1977-07-01	1020000
1977-08-01	1030000
1977-09-01	1010000
1977-10-01	960000
1977-11-01	990000
1977-12-01	1080000
1978-01-01	1210000
1978-02-01	1330000
1978-03-01	1370000
1978-04-01	1190000
1978-05-01	1180000
1978-06-01	1200000
1978-07-01	1100000
1978-08-01	1180000
1978-09-01	1220000
1978-10-01	1130000
1978-11-01	1110000
1978-12-01	1110000
1979-01-01	1220000
1979-02-01	1180000
1979-03-01	1320000
1979-04-01	1200000
1979-05-01	1070000
1979-06-01	1060000
1979-07-01	1130000
1979-08-01	1150000
1979-09-01	1040000
1979-10-01	1070000
1979-11-01	1070000
1979-12-01	1030000
1980-01-01	1090000
1980-02-01	1080000
1980-03-01	1200000
1980-04-01	1140000
1980-05-01	1050000
1980-06-01	1020000
1980-07-01	1090000
1980-08-01	1110000
1980-09-01	1060000
1980-10-01	1090000
1980-11-01	1140000
1980-12-01	1120000
1981-01-01	1180000
1981-02-01	1290000
1981-03-01	1360000
1981-04-01	1310000
1981-05-01	1270000
1981-06-01	1220000
1981-07-01	1170000
1981-08-01	1110000
1981-09-01	1140000
1981-10-01	1160000
1981-11-01	1140000
1981-12-01	1150000
1982-01-01	1260000
1982-02-01	1290000
1982-03-01	1430000
1982-04-01	1370000
1982-05-01	1300000
1982-06-01	1320000
1982-07-01	1280000
1982-08-01	1260000
1982-09-01	1290000
1982-10-01	1340000
1982-11-01	1300000
1982-12-01	1310000
1983-01-01	1580000
1983-02-01	1610000
1983-03-01	1660000
1983-04-01	1640000
1983-05-01	1510000
1983-06-01	1420000
1983-07-01	1390000
1983-08-01	1520000
1983-09-01	1510000
1983-10-01	1440000
1983-11-01	1430000
1983-12-01	1380000
1984-01-01	1600000
1984-02-01	1650000
1984-03-01	1730000
1984-04-01	1630000
1984-05-01	1550000
1984-06-01	1580000
1984-07-01	1520000
1984-08-01	1530000
1984-09-01	1530000
1984-10-01	1540000
1984-11-01	1460000
1984-12-01	1370000
1985-01-01	1470000
1985-02-01	1580000
1985-03-01	1690000
1985-04-01	1520000
1985-05-01	1480000
1985-06-01	1490000
1985-07-01	1410000
1985-08-01	1440000
1985-09-01	1540000
1985-10-01	1540000
1985-11-01	1540000
1985-12-01	1490000
1986-01-01	1600000
1986-02-01	1580000
1986-03-01	1790000
1986-04-01	1780000
1986-05-01	1580000
1986-06-01	1570000
1986-07-01	1630000
1986-08-01	1660000
1986-09-01	1640000
1986-10-01	1570000
1986-11-01	1560000
1986-12-01	1570000
1987-01-01	1770000
1987-02-01	1810000
1987-03-01	1890000
1987-04-01	1870000
1987-05-01	1870000
1987-06-01	1720000
1987-07-01	1560000
1987-08-01	1630000
1987-09-01	1630000
1987-10-01	1590000
1987-11-01	1520000
1987-12-01	1470000
1988-01-01	1640000
1988-02-01	1690000
1988-03-01	1760000
1988-04-01	1620000
1988-05-01	1520000
1988-06-01	1400000
1988-07-01	1460000
1988-08-01	1540000
1988-09-01	1470000
1988-10-01	1420000
1988-11-01	1370000
1988-12-01	1310000
1989-01-01	1430000
1989-02-01	1480000
1989-03-01	1600000
1989-04-01	1530000
1989-05-01	1450000
1989-06-01	1310000
1989-07-01	1290000
1989-08-01	1370000
1989-09-01	1340000
1989-10-01	1330000
1989-11-01	1310000
1989-12-01	1200000
1990-01-01	1380000
1990-02-01	1380000
1990-03-01	1390000
1990-04-01	1380000
1990-05-01	1320000
1990-06-01	1300000
1990-07-01	1230000
1990-08-01	1270000
1990-09-01	1330000
1990-10-01	1350000
1990-11-01	1230000
1990-12-01	1160000
1991-01-01	1280000
1991-02-01	1320000
1991-03-01	1510000
1991-04-01	1420000
1991-05-01	1330000
1991-06-01	1270000
1991-07-01	1280000
1991-08-01	1360000
1991-09-01	1370000
1991-10-01	1280000
1991-11-01	1260000
1991-12-01	1230000
1992-01-01	1360000
1992-02-01	1330000
1992-03-01	1460000
1992-04-01	1370000
1992-05-01	1380000
1992-06-01	1300000
1992-07-01	1310000
1992-08-01	1380000
1992-09-01	1430000
1992-10-01	1400000
1992-11-01	1410000
1992-12-01	1400000
1993-01-01	1490000
1993-02-01	1540000
1993-03-01	1640000
1993-04-01	1540000
1993-05-01	1640000
1993-06-01	1550000
1993-07-01	1540000
1993-08-01	1620000
1993-09-01	1670000
1993-10-01	1720000
1993-11-01	1710000
1993-12-01	1700000
1994-01-01	1790000
1994-02-01	1870000
1994-03-01	2020000
1994-04-01	1890000
1994-05-01	1870000
1994-06-01	1780000
1994-07-01	1820000
1994-08-01	1940000
1994-09-01	1950000
1994-10-01	1940000
1994-11-01	1790000
1994-12-01	1720000
1995-01-01	1900000
1995-02-01	1930000
1995-03-01	2130000
1995-04-01	2080000
1995-05-01	2020000
1995-06-01	1960000
1995-07-01	1960000
1995-08-01	2100000
1995-09-01	2130000
1995-10-01	2060000
1995-11-01	2100000
1995-12-01	2040000
1996-01-01	2220000
1996-02-01	2170000
1996-03-01	2220000
1996-04-01	2280000
1996-05-01	2330000
1996-06-01	2210000
1996-07-01	2150000
1996-08-01	2170000
1996-09-01	2190000
1996-10-01	2210000
1996-11-01	2040000
1996-12-01	2010000
1997-01-01	2160000
1997-02-01	2230000
1997-03-01	2280000
1997-04-01	2230000
1997-05-01	2370000
1997-06-01	2230000
1997-07-01	2170000
1997-08-01	2250000
1997-09-01	2300000
1997-10-01	2290000
1997-11-01	2200000
1997-12-01	2100000
1998-01-01	2300000
1998-02-01	2380000
1998-03-01	2670000
1998-04-01	2800000
1998-05-01	2830000
1998-06-01	2730000
1998-07-01	2600000
1998-08-01	2880000
1998-09-01	2860000
1998-10-01	2800000
1998-11-01	2790000
1998-12-01	2640000
1999-01-01	2870000
1999-02-01	3020000
1999-03-01	3290000
1999-04-01	3310000
1999-05-01	3240000
1999-06-01	3180000
1999-07-01	3070000
1999-08-01	3070000
1999-09-01	3060000
1999-10-01	3010000
1999-11-01	2850000
1999-12-01	2790000
2000-01-01	2980000
2000-02-01	3140000
2000-03-01	3380000
2000-04-01	3340000
2000-05-01	3170000
2000-06-01	3110000
2000-07-01	2970000
2000-08-01	3000000
2000-09-01	3090000
2000-10-01	3020000
2000-11-01	2980000
2000-12-01	2870000
2001-01-01	3050000
2001-02-01	3050000
2001-03-01	3280000
2001-04-01	3360000
2001-05-01	3340000
2001-06-01	3260000
2001-07-01	3220000
2001-08-01	3260000
2001-09-01	3470000
2001-10-01	3390000
2001-11-01	3390000
2001-12-01	3260000
2002-01-01	3330000
2002-02-01	3470000
2002-03-01	3670000
2002-04-01	3620000
2002-05-01	3640000
2002-06-01	3580000
2002-07-01	3430000
2002-08-01	3520000
2002-09-01	3550000
2002-10-01	3500000
2002-11-01	3260000
2002-12-01	3200000
2003-01-01	3430000
2003-02-01	3360000
2003-03-01	3720000
2003-04-01	3730000
2003-05-01	3630000
2003-06-01	3480000
2003-07-01	3290000
2003-08-01	3220000
2003-09-01	3350000
2003-10-01	3320000
2003-11-01	3180000
2003-12-01	2880000
2004-01-01	3110000
2004-02-01	3180000
2004-03-01	3220000
2004-04-01	3250000
2004-05-01	3110000
2004-06-01	3000000
2004-07-01	3090000
2004-08-01	3060000
2004-09-01	3000000
2004-10-01	3000000
2004-11-01	2780000
2004-12-01	2600000
2005-01-01	2850000
2005-02-01	2970000
2005-03-01	3020000
2005-04-01	2990000
2005-05-01	2940000
2005-06-01	2710000
2005-07-01	2810000
2005-08-01	2760000
2005-09-01	2760000
2005-10-01	2940000
2005-11-01	2820000
2005-12-01	2560000
2006-01-01	2810000
2006-02-01	2680000
2006-03-01	2780000
2006-04-01	2730000
2006-05-01	2670000
2006-06-01	2680000
2006-07-01	2570000
2006-08-01	2610000
2006-09-01	2670000
2006-10-01	2690000
2006-11-01	2490000
2006-12-01	2340000
2007-01-01	2520000
2007-02-01	2570000
2007-03-01	2690000
2007-04-01	2570000
2007-05-01	2470000
2007-06-01	2330000
2007-07-01	2240000
2007-08-01	2380000
2007-09-01	2580000
2007-10-01	2620000
2007-11-01	2370000
2007-12-01	2220000
2008-01-01	2460000
2008-02-01	2550000
2008-03-01	2550000
2008-04-01	2600000
2008-05-01	2550000
2008-06-01	2510000
2008-07-01	2450000
2008-08-01	2600000
2008-09-01	2600000
2008-10-01	2440000
2008-11-01	2430000
2008-12-01	2610000
2009-01-01	2670000
2009-02-01	2880000
2009-03-01	3200000
2009-04-01	3280000
2009-05-01	3330000
2009-06-01	3320000
2009-07-01	3430000
2009-08-01	3470000
2009-09-01	3460000
2009-10-01	3270000
2009-11-01	3170000
2009-12-01	3040000
2010-01-01	3080000
2010-02-01	3110000
2010-03-01	3370000
2010-04-01	3390000
2010-05-01	3320000
2010-06-01	3280000
2010-07-01	3150000
2010-08-01	3230000
2010-09-01	3260000
2010-10-01	3200000
2010-11-01	3050000
2010-12-01	2870000
2011-01-01	2940000
2011-02-01	2890000
2011-03-01	3070000
2011-04-01	3120000
2011-05-01	3000000
2011-06-01	3030000
2011-07-01	3000000
2011-08-01	2820000
2011-09-01	2630000
2011-10-01	2750000
2011-11-01	2700000
2011-12-01	2670000
2012-01-01	2780000
2012-02-01	2750000
2012-03-01	2910000
2012-04-01	3020000
2012-05-01	2810000
2012-06-01	2730000
2012-07-01	2770000
2012-08-01	2650000
2012-09-01	2620000
2012-10-01	2590000
2012-11-01	2470000
2012-12-01	2440000
2013-01-01	2590000
2013-02-01	2630000
2013-03-01	2650000
2013-04-01	2770000
2013-05-01	2670000
2013-06-01	2450000
2013-07-01	2420000
2013-08-01	2560000
2013-09-01	2440000
2013-10-01	2500000
2013-11-01	2340000
2013-12-01	2140000
2014-01-01	2250000
2014-02-01	2190000
2014-03-01	2320000
2014-04-01	2360000
2014-05-01	2280000
2014-06-01	2320000
2014-07-01	2340000
2014-08-01	2150000
2014-09-01	2180000
2014-10-01	2190000
2014-11-01	2070000
2014-12-01	1960000
2015-01-01	2170000
2015-02-01	2110000
2015-03-01	2140000
2015-04-01	2170000
2015-05-01	2100000
2015-06-01	2100000
2015-07-01	2110000
2015-08-01	2110000
2015-09-01	2090000
2015-10-01	1940000
2015-11-01	1970000
2015-12-01	1930000
2016-01-01	1980000
2016-02-01	1970000
2016-03-01	1990000
2016-04-01	2090000
2016-05-01	1990000
2016-06-01	1950000
2016-07-01	1900000
2016-08-01	1980000
2016-09-01	1850000
2016-10-01	1790000
2016-11-01	1830000
2016-12-01	1790000
2017-01-01	1800000
2017-02-01	1730000
2017-03-01	1750000
2017-04-01	1820000
2017-05-01	1930000
2017-06-01	1750000
2017-07-01	1780000
2017-08-01	1760000
2017-09-01	1780000
2017-10-01	1670000
2017-11-01	1640000
2017-12-01	1590000
2018-01-01	1480000
2018-02-01	1510000
2018-03-01	1600000
2018-04-01	1640000
2018-05-01	1410000
2018-06-01	1560000
2018-07-01	1600000
2018-08-01	1560000
2018-09-01	1490000