"age" "agrp" "chd"
"1." 20 1 0
"2." 23 1 0
"3." 24 1 0
"4." 25 1 0
"5." 25 1 1
"6." 26 1 0
"7." 26 1 0
"8." 28 1 0
"9." 28 1 0
"10." 29 1 0
"11." 30 2 0
"12." 30 2 0
"13." 30 2 0
"14." 30 2 0
"15." 30 2 0
"16." 30 2 1
"17." 32 2 0
"18." 32 2 0
"19." 33 2 0
"20." 33 2 0
"21." 34 2 0
"22." 34 2 0
"23." 34 2 1
"24." 34 2 0
"25." 34 2 0
"26." 35 3 0
"27." 35 3 0
"28." 36 3 0
"29." 36 3 1
"30." 36 3 0
"31." 37 3 0
"32." 37 3 1
"33." 37 3 0
"34." 38 3 0
"35." 38 3 0
"36." 39 3 0
"37." 39 3 1
"38." 40 4 0
"39." 40 4 1
"40." 41 4 0
"41." 41 4 0
"42." 42 4 0
"43." 42 4 0
"44." 42 4 0
"45." 42 4 1
"46." 43 4 0
"47." 43 4 0
"48." 43 4 1
"49." 44 4 0
"50." 44 4 0
"51." 44 4 1
"52." 44 4 1
"53." 45 5 0
"54." 45 5 1
"55." 46 5 0
"56." 46 5 1
"57." 47 5 0
"58." 47 5 0
"59." 47 5 1
"60." 48 5 0
"61." 48 5 1
"62." 48 5 1
"63." 49 5 0
"64." 49 5 0
"65." 49 5 1
"66." 50 6 0
"67." 50 6 1
"68." 51 6 0
"69." 52 6 0
"70." 52 6 1
"71." 53 6 1
"72." 53 6 1
"73." 54 6 1
"74." 55 7 0
"75." 55 7 1
"76." 55 7 1
"77." 56 7 1
"78." 56 7 1
"79." 56 7 1
"80." 57 7 0
"81." 57 7 0
"82." 57 7 1
"83." 57 7 1
"84." 57 7 1
"85." 57 7 1
"86." 58 7 0
"87." 58 7 1
"88." 58 7 1
"89." 59 7 1
"90." 59 7 1
"91." 60 8 0
"92." 60 8 1
"93." 61 8 1
"94." 62 8 1
"95." 62 8 1
"96." 63 8 1
"97." 64 8 0
"98." 64 8 1
"99." 65 8 1
"100." 69 8 1