year	winter_temp	julian_closed	did_freeze
2019	-3.267	67	1
2018	-3.3	NA	0
2017	0.467	NA	0
2016	1.867	NA	0
2015	-2.3	47	1
2014	-3.533	43	1
2013	-1.467	NA	0
2012	0.567	NA	0
2011	-2.667	NA	0
2010	-0.633	NA	0
2009	-3.433	NA	0
2008	-2	NA	0
2007	0.533	61	1
2006	-0.1	NA	0
2005	-2.733	67	1
2004	-3.467	27	1
2003	-3.833	46	1
2002	1.533	NA	0
2001	-3.333	61	1
2000	-1.1	NA	0
1999	-0.8	NA	0
1998	-2.033	NA	0
1997	-2.067	NA	0
1996	-4.167	36	1
1995	0.533	NA	0
1994	-5.167	23	1
1993	-1.967	38	1
1992	-2.967	NA	0
1991	-1.533	NA	0
1990	-4.3	NA	0
1989	-1.667	53	1
1988	-1.7	NA	0
1987	-2.767	49	1
1986	-3.367	41	1
1985	-2.233	NA	0
1984	-3.333	NA	0
1983	0	NA	0
1982	-3.767	28	1
1981	-6.767	14	1
1980	-0.667	NA	0
1979	-2.8	42	1
1978	-2.933	36	1
1977	-5.833	16	1
1976	-3.833	NA	0
1975	-1.033	NA	0
1974	-2.1	NA	0
1973	-2.9	51	1
1972	-2.633	41	1
1971	-4.967	33	1
1970	-5.633	21	1
1969	-4.433	61	1
1968	-4.533	47	1
1967	-0.767	44	1
1966	-2.8	38	1
1965	-3.333	NA	0
1964	-2.933	NA	0
1963	-4.067	39	1
1962	-2.6	47	1
1961	-4.033	27	1
1960	-2.867	NA	0
1959	-4.633	40	1
1958	-1	43	1
1957	-3.233	NA	0
1956	-3.533	NA	0
1955	-2.567	40	1
1954	-1.067	NA	0
1953	-0.1	NA	0
1952	-2.8	NA	0
1951	-1.067	41	1
1950	-1.133	57	1
1949	0.833	NA	0
1948	-5.3	26	1
1947	-1.533	54	1
1946	-3.267	52	1
1945	-5.133	25	1
1944	-3.633	40	1
1943	-4.767	49	1
1942	-2.1	36	1
1941	-3.7	32	1
1940	-5.033	26	1
1939	-2.233	27	1
1938	-3.433	63	1
1937	-1.733	71	1
1936	-3.9	26	1
1935	-4.367	30	1
1934	-6.033	30	1
1933	-0.567	NA	0
1932	0.967	NA	0
1931	-2.467	42	1
1930	-3.033	30	1
1929	-1.8	37	1
1928	-1.5	71	1
1927	-4	63	1
1926	-2.733	40	1
1925	-4.367	20	1
1924	-0.7	50	1
1923	-4.033	28	1
1922	-4.733	24	1
1921	-2.533	57	1
1920	-6.433	18	1
1919	-1.5	NA	0
1918	-8.1	24	1
1917	-3.967	27	1
1916	-1.567	51	1
1915	-3.067	51	1
1914	-2	42	1
1913	0.133	41	1
1912	-3.767	26	1
1911	-4.8	18	1
1910	-2.4	42	1
1909	-2.833	40	1
1908	-2.667	34	1
1907	-4.967	25	1
1906	-1.133	38	1
1905	-6.033	22	1
1904	-5.333	19	1
1903	-2.133	24	1
1902	-3.7	30	1
1901	-2.833	32	1
1900	-1.4	59	1
1899	-2.5	32	1
1898	-2.933	30	1
1897	-2.1	31	1
1896	-1.867	48	1
1895	-6	39	1