Have you heard of it?  Look at the Rockies all-time splits. 

sOPS+ road and home splits.  Remember, 100 represents the league average.  Anything above 100 is above league average, anything below 100 is below league average.   Each number is factored for park.


Year       Home          Road
2010       126               85
2009       120               96
2008       109               92
2007       120               97
2006       111               92
2005       116               82
2004       127               91
2003       126               91
2002       128               76
2001       143               96
2000       135               80
1999       135               82
1998       132               80
1997       134             104
1996       150               74
1995       142               89
1994       115               91
1993       124               79

http://www.baseball-reference.com/teams/split.cgi?t=b&team=COL&year=2010

Compare that with , say, the Pirates over the same time frame.

Year       Home       Road
2010        83             80
2009        96             80
2008        90             96
2007        94             95
2006        97             81
2005        93             93
2004        90             89
2003       102           100
2002        83             92
2001        87             86
2000        91             99
1999        99             88
1998        88             76
1997        94             94
1996        96             89
1995        90             92
1994        92             77
1993        94            102