$H(y)$ models the leading number of home runs for season $y$ of the National League between the years $2000$-$2010$, according to the table. Season | Player | # of Home Runs | Team :-: | :-:| :-:| :-: $2000$ | Sammy Sosa | $50$ | Chicago $2001$ | Barry Bonds | $73$ | San Francisco $2002$ | Sammy Sosa | $49$ | Chicago $2003$ | Jim Thome | $47$ | Philadelphia $2004$ | Adrian Beltre | $48$ | Los Angeles $2005$ | Andruw Jones | $51$ | Atlanta $2006$ | Ryan Howard | $58$ | Philadelphia $2007$ | Prince Fielder | $50$ | Milwaukee $2008$ | Ryan Howard | $48$ | Philadelphia $2009$ | Albert Pujols | $47$ | St. Louis $2010$ | Albert Pujols | $42$ | St. Louis **Which number type is more appropriate for the domain of $H$?** [[☃ radio 1]] **What's the appropriate domain?** [[☃ radio 2]]