What is the most natural abundance of the isotope of cadmium that decays to palladium -106?
select ?ent where { ?ent wdt:P31 wd:Q1321542 . ?ent wdt:P2374 ?obj . ?ent wdt:P816 wd:Q2541204 } ORDER BY DESC(?obj)LIMIT 5 
isotope of cadmium: Q1321542 palladium-106: Q2541204