Very common (≥ 1/ 10); Common (≥ 1/ 100 to < 1/ 10); Uncommon (≥ 1/ 1,000 to < 1/ 100); Rare (≥ 1/ 10,000 to < 1/ 1,000); Very rare (< 1/ 10,000), Not known (cannot be established from the available data).