"Year"	"Price"
1885	2
1917	3
1919	2
1932	3
1958	4
1963	5
1968	6
1971	8
1974	10
1975	13
1978	15
1981	18
1981	20
1985	22
1988	25
1991	29
1995	32
1999	33
2001	34
2002	37
2006	39
2007	41
2008	42
2009	44
2012	45
