In 2014, a total of $172,500 awarded to:

In 2013, a total of $165,000 awarded to:

In 2012, a total of $154,500 awarded to:

In 2011, a total of $142,500 awarded to:

In 2010, a total of $120,000 awarded to:

In 2009, a total of $100,000 awarded to:

In 2008, a total of $75,000 awarded to:

In 2007, a total of $31,500 awarded to: