snowfall <-
structure(list(year_start = c(1920, 1921, 1922, 1923, 1924, 1925, 
1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 
1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 
1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 
1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 
1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 
1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 
1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 
2014, 2015, 2016, 2017, 2018, 2019), year_end = c(1921, 1922, 
1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 
1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 
1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 
1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 
1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 
1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 
1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 
2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 
2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020), 
    total_snow = c(671, 723, 565, 551, 674, 373, 588, 405, 554, 
    390, 444, 751, 624, 316, 543, 605, 693, 511, 573, 313, 529, 
    446, 529, NA, NA, NA, 529, 661, NA, NA, NA, NA, NA, NA, 708, 
    1000, 619, 602, 646, 564, 685, 545, 452, 429, 538, 583, 692, 
    502, 829, 649, 884, 1122, 577, 1070, 820, 858, 414, 598, 
    583, 645, 460, 779, 681, 727, 711, 589, 574, 626, 755, 723, 
    725, 499, 550, 593, 732, 658, 938, 674, 1032.5, 753, 491, 
    837, 575, 674, 409, 758, 665, 947, 734, 609, 907, 698, 741, 
    590, 266, 698, 703, 738, 543, 530)), class = c("spec_tbl_df", 
"tbl_df", "tbl", "data.frame"), row.names = c(NA, -100L), spec = structure(list(
    cols = list(year_start = structure(list(), class = c("collector_double", 
    "collector")), year_end = structure(list(), class = c("collector_double", 
    "collector")), total_snow = structure(list(), class = c("collector_double", 
    "collector"))), default = structure(list(), class = c("collector_guess", 
    "collector")), skip = 1L), class = "col_spec"))