"Tree" "age" "circumference"
"1" "1" 118 30
"2" "1" 484 58
"3" "1" 664 87
"4" "1" 1004 115
"5" "1" 1231 120
"6" "1" 1372 142
"7" "1" 1582 145
"8" "2" 118 33
"9" "2" 484 69
"10" "2" 664 111
"11" "2" 1004 156
"12" "2" 1231 172
"13" "2" 1372 203
"14" "2" 1582 203
"15" "3" 118 30
"16" "3" 484 400
"17" "3" 664 300
"18" "3" 1004 500
"19" "3" 1231 600
"20" "3" 1372 200
"21" "3" 1582 515