List of NHL franchise post-season appearance streaks

Columns: Team | Post-season streak | Consecutive post-season appearances | Stanley Cup Championships during streak
Philadelphia Flyers | 17 seasons | 1972-73 through to 1988-89 | 2 : 1973-74 , 1974-75 | Atlanta Flames / Calgary Flames | 16 seasons | 1975-76 through to 1990-91 | 1 : 1988-89 | Toronto Maple Leafs | 15 seasons | 1930-31 through to 1944-45 | 3 : 1931-32 , 1941-42 , 1944-45 | New York Islanders | 14 seasons | 1974-75 through to 1987-88 | 4 : 1979-80 , 1980-81 , 1981-82 , 1982-83 | Washington Capitals | 14 seasons | 1982-83 through to 1995-96 | none | Edmonton Oilers | 13 seasons | 1979-80 through to 1991-92 | 5 : 1983-84 , 1984-85 , 1986-87 , 1987-88 , 1989-90 | New Jersey Devils | 13 seasons | 1996-97 through to 2009-10 | 2 : 1999-2000 , 2002-03

Example questions:
What division does the NHL franchise team that made the playoffs 28 years in a row participate in ? | What portion of Stanley Cups have been given to the NHL franchise team that made the playoffs 24 years in a row ? | What designation referencing the inception of the NHL is given to the NHL franchise team that made the playoffs 21 years in a row ? | Which expansion team has made the post-season more frequently than the NHL franchise team that made the playoffs 17 years in a row ? | What was the animal in the old name of the NHL franchise team that made the playoffs 20 years in a row ?

Answers:
Central | 25.3% | Original Six | St. Louis Blues | Cougars