The odds of any super or visual recessive are all the same because supers and recessives follow mostly the same rules (you need two copies of the same gene to see a super or a visual recessive). To clarify here, a single gene expression is where the parents have one copy of the gene in question (a het recessive, or a regular codom gene), and a dual gene expression has two copies (a visual recessive or a super codom). Forgive me if my terms are a little off, but the math is as follows;

Single gene expression + single gene expression = 25% no expression, 50% single gene expression, 25% dual gene expression.

Single gene expression + dual gene expression = 0% no expression, 50% single gene expression, 50% dual gene expression.

Single gene expression + no gene expression = 50% no expression, 50% single gene expression, 0% dual gene expression.

Dual gene expression + dual gene expression = 0% no expression, 0% single gene expression, 100% dual expression.

Dual gene expression + no expression = 0% no expression, 100% single gene expression, 0% dual gene expression.

I hope this clears it up a little and doesn't cause any more confusion.