Table:
text: Calder Memorial Trophy
Winners
Calder Memorial Trophy winners
Season Winner Team Position_ Age_
1944–45 Frank McCool Toronto Maple Leafs G 25
1945–46 Edgar Laprade New York Rangers C 25
1946–47 Howie Meeker Toronto Maple Leafs RW 21
1947–48 Jim McFadden Detroit Red Wings C 27
1948–49 Pentti Lund New York Rangers RW 22
1949–50 Jack Gelineau Boston Bruins G 24
1950–51 Terry Sawchuk Detroit Red Wings G 20
1951–52 Bernie Geoffrion Montreal Canadiens RW 20
1952–53 Gump Worsley New York Rangers G 23
1953–54 Camille Henry New York Rangers C 20
1954–55 Ed Litzenberger Chicago Black Hawks RW 22
1955–56 Glenn Hall Detroit Red Wings G 23
1956–57 Larry Regan Boston Bruins RW 26

text: Calder Memorial Trophy
Winners
Calder Memorial Trophy winners
Season Winner Team Position_ Age_
1932–33 Carl Voss Detroit Red Wings C 25
1933–34 Russ Blinco Montreal Maroons C 25
1934–35 Sweeney Schriner New York Americans LW 22
1935–36 Mike Karakas Chicago Black Hawks G 23
1936–37 Syl Apps Toronto Maple Leafs C 21
1937–38 Cully Dahlstrom Chicago Black Hawks C 24
1938–39 Frank Brimsek Boston Bruins G 24
1939–40 Kilby MacDonald New York Rangers LW 25
1940–41 Johnny Quilty Montreal Canadiens C 19
1941–42 Grant Warwick New York Rangers RW 19
1942–43 Gaye Stewart Toronto Maple Leafs RW 19
1943–44 Gus Bodnar Toronto Maple Leafs C 20

text: Calder Memorial Trophy
Winners
Calder Memorial Trophy winners
Season Winner Team Position_ Age_
1957–58 Frank Mahovlich Toronto Maple Leafs LW 19
1958–59 Ralph Backstrom Montreal Canadiens C 20
1959–60 Bill Hay Chicago Black Hawks C 23
1960–61 Dave Keon Toronto Maple Leafs C 20
1961–62 Bobby Rousseau Montreal Canadiens RW 21
1962–63 Kent Douglas Toronto Maple Leafs D 26
1963–64 Jacques Laperriere Montreal Canadiens D 21
1964–65 Roger Crozier Detroit Red Wings G 22
1965–66 Brit Selby Toronto Maple Leafs LW 20
1966–67 Bobby Orr Boston Bruins D 18
1967–68 Derek Sanderson Boston Bruins C 21
1968–69 Danny Grant Minnesota North Stars RW 23
1969–70 Tony Esposito Chicago Black Hawks G 26
1970–71 Gilbert Perreault Buffalo Sabres C 19

Question: How many times have the Toronto Maple Leaves won the Calder Memorial Trophy?