What is the best source for thiamine?

The best sources of thiamin are

Tuna15837.9%
Sunflower Seeds20434.6%

Navy Beans25528.6%

Black Beans22728%

Dried Peas23124.6%

Green Peas11624%

Pinto Beans24522%

Lentils23022%

Lima Beans21620%

Sesame Seeds20618.6