Silver Eagles are in the 25+% range, and bags of 90% silver coins are a little over 24%.
These charts are from goldchartsrus.com.
The prices are discovered using actual quotes from the largest internet retail sellers.
"If at the start this cancerous growth in the nation was not particularly noticeable, it was only because there were still enough forces at work that operated for the good, so that it was kept under control. As it grew larger, however, and finally in an ultimate spurt of growth attained ruling power, the tumor broke open, as it were, and infected the whole body." The White Rose, Munich 1942