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