| 1972 | Milk |
| 1973 | Ball |
| 1974 | Sand |
| 1975 | Swing |
| 1976 | Lemonade |
| 1977 | Red Velvet |
| 1978 | Tents |
| 1979 | Long Division |
| 1980 | Jukebox |
| 1981 | Tennis |
| 1982 | Space Invaders |
| 1983 | Twizzlers |
| 1984 | Cavities |
| 1985 | Television |
| 1986 | The Mall |
| 1987 | Chemistry |
| 1988 | Boys |
| 1989 | Cars |
| 1990 | Lipstick |
| 1991 | Library |
| 1992 | Cardigans |
| 1993 | Glue |
| 1994 | Boxes |
| 1995 | Beer |
| 1996 | Movies |
| 1997 | Moths |
| 1998 | Snow |
| 1999 | Muscles |
| 2000 | Lunch |
| 2001 | Shoes |
| 2002 | Taxes |
| 2003 | Diapers |
| 2004 | Lint |
| 2005 | Groceries |
| 2006 | Root Canal |
| 2007 | Coffee |
| 2008 | Sleep |
| 2009 | Yoga |
| 2010 | Gravity |
| 2011 | Breakfast |
| 2012 | Ink |
