			2000									2004
Variable			Observation		Mean		Std.Dev.			Min.	Max.	Observation		Mean		Std.Dev.			Min.				Max
Income yearly			9232		8309.79		9637.92			0	1	7261		10205.84		12227.93			0				225000
Education and experience
	Years of schooling		12374		7.04		4.11			0	18	11340		7.39		4.24			0				18
	Experience (in years)		11453		26.31		19.78			0	94	10619		30.76		19.51			0				91
	Access to higher education		14759		0.07		0.25			0	1	11346		0.1		0.3			0				1
	No access to higher education		14759		0.77		0.42			0	1	11346		0.9		0.3			0				1
	Access to higher education missing		14759		0.16		0.37			0	1	11346		0.0005288		0.02			0				1
Gender
	Being a male		15698		0.51		0.59			0	1	12099		0.49		0.5			0				1
	Being a female		15698		0.49		0.5			0	1	12099		0.51		0.5			0				1
Health status
	Missing		12636		0.19		0.39			0	1	11915		0.11		0.31			0				1
	Excellent		12636		0.13		0.33			0	1	11915		0.13		0.34			0				1
	Good		12636		0.41		0.49			0	1	11915		0.41		0.49			0				1
	Fair		12636		0.23		0.42			0	1	11915		0.29		0.45			0				1
	Poor		12636		0.04		0.2			0	1	11915		0.06		0.24			0				1
Province
	Costal province		9232		0.46		0.5			0	1	7261		0.47		0.5			0				1
	Inland province		9232		0.54		0.5			0	1	7261		0.53		0.5			0				1
Occupation
	Working at a labour intensive industry		12452		0.55		0.5			0	1	9823		0.4		0.49			0				1
	Working at a brain intensive industry		12452		0.06		0.23			0	1	9823		0.05		0.22			0				1
	Working at other industries		12452		0.12		0.33			0	1	9823		0.1		0.31			0				1
	Occupation missing		12452		0.27		0.45			0	1	9823		0.45		0.5			0				1
Additional information
	Age		15694		34.92		19.84			0	100	12099		40.04		20.52			0				97
	Pension		--		--		--			--	--	1171		787.72		636.75			30				9600
	Urban		12637		0.33		0.47			0	1	11971		0.33		0.47			0				1
			2006									2009
Variables			Observation		Mean		Std.Dev.			Min.	Max.	Observation		Mean		Std.Dev.			Min.				Max.
Income yearly			6946		13410.18		18477.09			0	366671.4	7472		20075.69		30505			0				730000
Education and experience
	Years of schooling		10960		7.42		4.58			0	18	11208		7.5		4.46			0				18
	Experience (in years)		10308		32.71			19.42		0	90	10538		34.12		19.24		0			92
	Access to higher education		10984		0.12			0.33		0	1	11220		0.12		0.33		0			1
	No access to higher education		10984		0.88			0.33		0	1	11220		0.88		0.33		0			1
	Access to higher education missing		10984		0.002185			0.05		0	1	11220		0.0010695		0.03		0			1
Gender
	Being a male		11683		0.49			0.5		0	1	12102		0.49		0.5		0			1
	Being a female		11683		0.51			0.5		0	1	12102		0.51		0.5		0			1
Health status
	Missing		11564		0.12			0.32		0	1	11853		1		0		1			1
	Excellent		11564		0.12			0.32		0	1	11853		0		0		0			0
	Good		11564		0.42			0.49		0	1	11853		0		0		0			0
	Fair		11564		0.29			0.45		0	1	11853		0		0		0			0
	Poor		11564		0.06			0.25		0	1	11853		0		0		0			0
Province
	Costal province		6946		0.47			0.5		0	1	7472		0.48		0.5		0			1
	Inland province		6946		0.53			0.5		0	1	7472		0.52		0.5		0			1
Occupation
	Working at a labour intensive industry		9751		0.41			0.49		0	1	10097		0.41		0.49		0			1
	Working at a brain intensive industry		9751		0.05			0.22		0	1	10097		0.05		0.22		0			1
	Working at other industries		9751		0.12			0.32		0	1	10097		0.12		0.33		0			1
	Occupation missing		9751		0.42			0.49		0	1	10097		0.42		0.49		0			1
Additional information
	Age		11682		42.02			22.56		0	99	12102		43.12		20.81		0			98
	Pension		1155		916.27			617.81		65	7603	1281		1499.29		1110.32		20			9999
	Urban		11565		0.34			0.47		0	1	11853		0.33		0.47		0			1
			2011									2015
Variables			Observation		Mean			Std.Dev.		Min.	Max.	Observation		Mean		Std.Dev.		Min.			Max.
Income yearly			9958		24609.72			29128.02		0	714285.7	10303		34077.68		74836.08		0			4528302
Education and experience
	Years of schooling		14575		8.15			4.64		0	18	15471		8.7		4.58		0			18
	Experience (in years)		13687		34.05			19.21		0	94	14327		34.83		19.26		0			94
	Access to higher education		14603		0.17			0.37		0	1	15497		0.2		0.4		0			1
	No access to higher education		14603		0.83			0.37		0	1	15497		0.8		0.4		0			1
	Access to higher education missing		14603		0.0019174			0.04		0	1	15497		0.0016777		0.04		0			1
Gender
		Being a male		15662		0.48			0.5		0	1	16552		0.49		0.5			0		1
		Being a female		15662		0.52			0.5		0	1	16552		0.51		0.5			0		1
Health status
		Missing		15573		1			0		1	1	16229		0.07		0.25			0		1
		Excellent		15573		0			0		0	0	16229		0.13		0.33			0		1
		Good		15573		0			0		0	0	16229		0.39		0.49			0		1
		Fair		15573		0			0		0	0	16229		0.36		0.48			0		1
		Poor		15573		0			0		0	0	16229		0.06		0.23			0		1
Province
		Costal province		9958		0.36			0.48		0	1	10303		0.34		0.47			0		1
		Inland province		9958		0.45			0.5		0	1	10303		0.47		0.5			0		1
Occupation
		Working at a labour intensive industry		13067		0.35			0.48		0	1	13949		0,26		0.44			0		1
		Working at a brain intensive industry		13067		0.07			0.26		0	1	13949		0.07		0.26			0		1
		Working at other industries		13067		0.15			0.35		0	1	13949		0.13		0.34			0		1
		Occupation missing		13067		0.43			0.49		0	1	13949		0.53		0.5			0		1
Additional information
		Age		15662		43.4			21.29		0	100	16552		44.35		21.63			0		100
		Pension		2156		1809.41			946.13		7	9280	2401		2634.27		1199.49			1		9999
		Urban		15576		0.4			0.49		0	1	15221		0.38		0.49			0		1