According to that chart, only 5 readings (in bold) out of the matrix of 60 measured items were "over the limit" proposed by the US Pharmacopeia.
So basically most of these suppliments are fine to take.
"Here are the average amounts of metals we found in three servings of these protein drinks. The maximum limits for them in dietary supplements proposed by the U.S. Pharmacopeia are: arsenic (inorganic), 15 micrograms (µg) per day; cadmium, 5 µg; lead, 10 µg; mercury, 15 µg. Amounts at or exceeding those limits are in bold."